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Finding the Fourth Proportional to 150,310.98, 207,463.19 and 93,711.42

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Solution

The fourth proportional to 150,310.98, 207,463.19 and 93,711.42 is: 129,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,310.98 : 207,463.19 = 93,711.42 : x
  2. Step 2: Convert to fraction form
    150,310.98/207,463.19 = 93,711.42/x
  3. Step 3: Cross multiply
    150,310.98x = 207,463.19 × 93,711.42
  4. Step 4: Simplify right side
    150,310.98x = 19,441,669,664.07
  5. Step 5: Solve for x
    x = 19,441,669,664.07/150,310.98
  6. Step 6: Final answer
    x = 129,342.98

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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.