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Finding the Fourth Proportional to 119,737.35, 165,238.70 and 66,024.27

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Solution

The fourth proportional to 119,737.35, 165,238.70 and 66,024.27 is: 91,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,737.35 : 165,238.70 = 66,024.27 : x
  2. Step 2: Convert to fraction form
    119,737.35/165,238.70 = 66,024.27/x
  3. Step 3: Cross multiply
    119,737.35x = 165,238.70 × 66,024.27
  4. Step 4: Simplify right side
    119,737.35x = 10,909,764,213.13
  5. Step 5: Solve for x
    x = 10,909,764,213.13/119,737.35
  6. Step 6: Final answer
    x = 91,114.13

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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.