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Finding the Fourth Proportional to 92,714.92, 139,026.36 and 29,526.80

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Solution

The fourth proportional to 92,714.92, 139,026.36 and 29,526.80 is: 44,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,714.92 : 139,026.36 = 29,526.80 : x
  2. Step 2: Convert to fraction form
    92,714.92/139,026.36 = 29,526.80/x
  3. Step 3: Cross multiply
    92,714.92x = 139,026.36 × 29,526.80
  4. Step 4: Simplify right side
    92,714.92x = 4,105,003,984.74
  5. Step 5: Solve for x
    x = 4,105,003,984.74/92,714.92
  6. Step 6: Final answer
    x = 44,275.55

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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.