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Finding the Fourth Proportional to 61,473.60, 84,832.62 and 34,616.04

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Solution

The fourth proportional to 61,473.60, 84,832.62 and 34,616.04 is: 47,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,473.60 : 84,832.62 = 34,616.04 : x
  2. Step 2: Convert to fraction form
    61,473.60/84,832.62 = 34,616.04/x
  3. Step 3: Cross multiply
    61,473.60x = 84,832.62 × 34,616.04
  4. Step 4: Simplify right side
    61,473.60x = 2,936,569,367.22
  5. Step 5: Solve for x
    x = 2,936,569,367.22/61,473.60
  6. Step 6: Final answer
    x = 47,769.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.