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Finding the Fourth Proportional to 92,825.91, 139,248.99 and 29,631.33

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Solution

The fourth proportional to 92,825.91, 139,248.99 and 29,631.33 is: 44,450.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.91 : 139,248.99 = 29,631.33 : x
  2. Step 2: Convert to fraction form
    92,825.91/139,248.99 = 29,631.33/x
  3. Step 3: Cross multiply
    92,825.91x = 139,248.99 × 29,631.33
  4. Step 4: Simplify right side
    92,825.91x = 4,126,132,774.86
  5. Step 5: Solve for x
    x = 4,126,132,774.86/92,825.91
  6. Step 6: Final answer
    x = 44,450.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.