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Finding the Fourth Proportional to 92,796.60, 139,148.76 and 29,608.44

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Solution

The fourth proportional to 92,796.60, 139,148.76 and 29,608.44 is: 44,397.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,796.60 : 139,148.76 = 29,608.44 : x
  2. Step 2: Convert to fraction form
    92,796.60/139,148.76 = 29,608.44/x
  3. Step 3: Cross multiply
    92,796.60x = 139,148.76 × 29,608.44
  4. Step 4: Simplify right side
    92,796.60x = 4,119,977,711.53
  5. Step 5: Solve for x
    x = 4,119,977,711.53/92,796.60
  6. Step 6: Final answer
    x = 44,397.94

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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.