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Finding the Fourth Proportional to 92,794.25, 139,189.67 and 29,613.87

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Solution

The fourth proportional to 92,794.25, 139,189.67 and 29,613.87 is: 44,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,794.25 : 139,189.67 = 29,613.87 : x
  2. Step 2: Convert to fraction form
    92,794.25/139,189.67 = 29,613.87/x
  3. Step 3: Cross multiply
    92,794.25x = 139,189.67 × 29,613.87
  4. Step 4: Simplify right side
    92,794.25x = 4,121,944,792.72
  5. Step 5: Solve for x
    x = 4,121,944,792.72/92,794.25
  6. Step 6: Final answer
    x = 44,420.26

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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.