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Finding the Fourth Proportional to 92,732.15, 127,948.93 and 62,573.42

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Solution

The fourth proportional to 92,732.15, 127,948.93 and 62,573.42 is: 86,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,732.15 : 127,948.93 = 62,573.42 : x
  2. Step 2: Convert to fraction form
    92,732.15/127,948.93 = 62,573.42/x
  3. Step 3: Cross multiply
    92,732.15x = 127,948.93 × 62,573.42
  4. Step 4: Simplify right side
    92,732.15x = 8,006,201,339.26
  5. Step 5: Solve for x
    x = 8,006,201,339.26/92,732.15
  6. Step 6: Final answer
    x = 86,336.85

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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.