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Finding the Fourth Proportional to 67,114.30, 92,617.90 and 36,902.70

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Solution

The fourth proportional to 67,114.30, 92,617.90 and 36,902.70 is: 50,925.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,114.30 : 92,617.90 = 36,902.70 : x
  2. Step 2: Convert to fraction form
    67,114.30/92,617.90 = 36,902.70/x
  3. Step 3: Cross multiply
    67,114.30x = 92,617.90 × 36,902.70
  4. Step 4: Simplify right side
    67,114.30x = 3,417,850,578.33
  5. Step 5: Solve for x
    x = 3,417,850,578.33/67,114.30
  6. Step 6: Final answer
    x = 50,925.82

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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.