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Finding the Fourth Proportional to 67,711.52, 93,441.66 and 37,903.52

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Solution

The fourth proportional to 67,711.52, 93,441.66 and 37,903.52 is: 52,306.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,711.52 : 93,441.66 = 37,903.52 : x
  2. Step 2: Convert to fraction form
    67,711.52/93,441.66 = 37,903.52/x
  3. Step 3: Cross multiply
    67,711.52x = 93,441.66 × 37,903.52
  4. Step 4: Simplify right side
    67,711.52x = 3,541,767,828.64
  5. Step 5: Solve for x
    x = 3,541,767,828.64/67,711.52
  6. Step 6: Final answer
    x = 52,306.72

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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.