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Finding the Fourth Proportional to 67,951.40, 93,775.30 and 37,737.22

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Solution

The fourth proportional to 67,951.40, 93,775.30 and 37,737.22 is: 52,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,951.40 : 93,775.30 = 37,737.22 : x
  2. Step 2: Convert to fraction form
    67,951.40/93,775.30 = 37,737.22/x
  3. Step 3: Cross multiply
    67,951.40x = 93,775.30 × 37,737.22
  4. Step 4: Simplify right side
    67,951.40x = 3,538,819,396.13
  5. Step 5: Solve for x
    x = 3,538,819,396.13/67,951.40
  6. Step 6: Final answer
    x = 52,078.68

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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.