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Finding the Fourth Proportional to 67,079.64, 92,567.98 and 36,864.92

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Solution

The fourth proportional to 67,079.64, 92,567.98 and 36,864.92 is: 50,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,079.64 : 92,567.98 = 36,864.92 : x
  2. Step 2: Convert to fraction form
    67,079.64/92,567.98 = 36,864.92/x
  3. Step 3: Cross multiply
    67,079.64x = 92,567.98 × 36,864.92
  4. Step 4: Simplify right side
    67,079.64x = 3,412,511,454.76
  5. Step 5: Solve for x
    x = 3,412,511,454.76/67,079.64
  6. Step 6: Final answer
    x = 50,872.53

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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.