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Finding the Fourth Proportional to 61,712.79, 92,550.20 and 32,114.48

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Solution

The fourth proportional to 61,712.79, 92,550.20 and 32,114.48 is: 48,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,712.79 : 92,550.20 = 32,114.48 : x
  2. Step 2: Convert to fraction form
    61,712.79/92,550.20 = 32,114.48/x
  3. Step 3: Cross multiply
    61,712.79x = 92,550.20 × 32,114.48
  4. Step 4: Simplify right side
    61,712.79x = 2,972,200,923.57
  5. Step 5: Solve for x
    x = 2,972,200,923.57/61,712.79
  6. Step 6: Final answer
    x = 48,161.83

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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.