Home / 162,016.26-223,582.13-90,392.02

Finding the Fourth Proportional to 162,016.26, 223,582.13 and 90,392.02

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Solution

The fourth proportional to 162,016.26, 223,582.13 and 90,392.02 is: 124,740.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,016.26 : 223,582.13 = 90,392.02 : x
  2. Step 2: Convert to fraction form
    162,016.26/223,582.13 = 90,392.02/x
  3. Step 3: Cross multiply
    162,016.26x = 223,582.13 × 90,392.02
  4. Step 4: Simplify right side
    162,016.26x = 20,210,040,366.60
  5. Step 5: Solve for x
    x = 20,210,040,366.60/162,016.26
  6. Step 6: Final answer
    x = 124,740.82

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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.