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Finding the Fourth Proportional to 150,620.52, 207,685.89 and 96,099.74

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Solution

The fourth proportional to 150,620.52, 207,685.89 and 96,099.74 is: 132,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,620.52 : 207,685.89 = 96,099.74 : x
  2. Step 2: Convert to fraction form
    150,620.52/207,685.89 = 96,099.74/x
  3. Step 3: Cross multiply
    150,620.52x = 207,685.89 × 96,099.74
  4. Step 4: Simplify right side
    150,620.52x = 19,958,560,030.67
  5. Step 5: Solve for x
    x = 19,958,560,030.67/150,620.52
  6. Step 6: Final answer
    x = 132,508.90

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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.