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Finding the Fourth Proportional to 150,443.89, 207,633.85 and 93,101.68

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Solution

The fourth proportional to 150,443.89, 207,633.85 and 93,101.68 is: 128,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,443.89 : 207,633.85 = 93,101.68 : x
  2. Step 2: Convert to fraction form
    150,443.89/207,633.85 = 93,101.68/x
  3. Step 3: Cross multiply
    150,443.89x = 207,633.85 × 93,101.68
  4. Step 4: Simplify right side
    150,443.89x = 19,331,060,286.66
  5. Step 5: Solve for x
    x = 19,331,060,286.66/150,443.89
  6. Step 6: Final answer
    x = 128,493.49

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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.