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Finding the Fourth Proportional to 67,114.39, 92,601.39 and 49,658.48

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Solution

The fourth proportional to 67,114.39, 92,601.39 and 49,658.48 is: 68,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,114.39 : 92,601.39 = 49,658.48 : x
  2. Step 2: Convert to fraction form
    67,114.39/92,601.39 = 49,658.48/x
  3. Step 3: Cross multiply
    67,114.39x = 92,601.39 × 49,658.48
  4. Step 4: Simplify right side
    67,114.39x = 4,598,444,273.29
  5. Step 5: Solve for x
    x = 4,598,444,273.29/67,114.39
  6. Step 6: Final answer
    x = 68,516.52

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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.