Home / 162,286.32-223,959.69-90,674.22

Finding the Fourth Proportional to 162,286.32, 223,959.69 and 90,674.22

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Solution

The fourth proportional to 162,286.32, 223,959.69 and 90,674.22 is: 125,132.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,286.32 : 223,959.69 = 90,674.22 : x
  2. Step 2: Convert to fraction form
    162,286.32/223,959.69 = 90,674.22/x
  3. Step 3: Cross multiply
    162,286.32x = 223,959.69 × 90,674.22
  4. Step 4: Simplify right side
    162,286.32x = 20,307,370,202.19
  5. Step 5: Solve for x
    x = 20,307,370,202.19/162,286.32
  6. Step 6: Final answer
    x = 125,132.98

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Find fourth proportional to 162,287.32, 223,961.07 and 90,675.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.