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Finding the Fourth Proportional to 67,138.38, 92,652.03 and 36,925.02

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Solution

The fourth proportional to 67,138.38, 92,652.03 and 36,925.02 is: 50,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,138.38 : 92,652.03 = 36,925.02 : x
  2. Step 2: Convert to fraction form
    67,138.38/92,652.03 = 36,925.02/x
  3. Step 3: Cross multiply
    67,138.38x = 92,652.03 × 36,925.02
  4. Step 4: Simplify right side
    67,138.38x = 3,421,178,060.79
  5. Step 5: Solve for x
    x = 3,421,178,060.79/67,138.38
  6. Step 6: Final answer
    x = 50,957.11

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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.