Home / 162,151.32-223,759.68-90,535.92

Finding the Fourth Proportional to 162,151.32, 223,759.68 and 90,535.92

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Solution

The fourth proportional to 162,151.32, 223,759.68 and 90,535.92 is: 124,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,151.32 : 223,759.68 = 90,535.92 : x
  2. Step 2: Convert to fraction form
    162,151.32/223,759.68 = 90,535.92/x
  3. Step 3: Cross multiply
    162,151.32x = 223,759.68 × 90,535.92
  4. Step 4: Simplify right side
    162,151.32x = 20,258,288,487.71
  5. Step 5: Solve for x
    x = 20,258,288,487.71/162,151.32
  6. Step 6: Final answer
    x = 124,934.47

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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.