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Finding the Fourth Proportional to 71,042.52, 106,566.48 and 23,661.84

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Solution

The fourth proportional to 71,042.52, 106,566.48 and 23,661.84 is: 35,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,042.52 : 106,566.48 = 23,661.84 : x
  2. Step 2: Convert to fraction form
    71,042.52/106,566.48 = 23,661.84/x
  3. Step 3: Cross multiply
    71,042.52x = 106,566.48 × 23,661.84
  4. Step 4: Simplify right side
    71,042.52x = 2,521,558,999.12
  5. Step 5: Solve for x
    x = 2,521,558,999.12/71,042.52
  6. Step 6: Final answer
    x = 35,493.66

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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.