Home / 162,253.18-223,763.94-135,119.10

Finding the Fourth Proportional to 162,253.18, 223,763.94 and 135,119.10

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Solution

The fourth proportional to 162,253.18, 223,763.94 and 135,119.10 is: 186,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,253.18 : 223,763.94 = 135,119.10 : x
  2. Step 2: Convert to fraction form
    162,253.18/223,763.94 = 135,119.10/x
  3. Step 3: Cross multiply
    162,253.18x = 223,763.94 × 135,119.10
  4. Step 4: Simplify right side
    162,253.18x = 30,234,782,185.25
  5. Step 5: Solve for x
    x = 30,234,782,185.25/162,253.18
  6. Step 6: Final answer
    x = 186,343.24

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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.