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Finding the Fourth Proportional to 60,099.71, 90,155.79 and 22,691.30

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Solution

The fourth proportional to 60,099.71, 90,155.79 and 22,691.30 is: 34,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,099.71 : 90,155.79 = 22,691.30 : x
  2. Step 2: Convert to fraction form
    60,099.71/90,155.79 = 22,691.30/x
  3. Step 3: Cross multiply
    60,099.71x = 90,155.79 × 22,691.30
  4. Step 4: Simplify right side
    60,099.71x = 2,045,751,626.85
  5. Step 5: Solve for x
    x = 2,045,751,626.85/60,099.71
  6. Step 6: Final answer
    x = 34,039.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.