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Finding the Fourth Proportional to 51,710.88, 71,354.88 and 29,051.04

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Solution

The fourth proportional to 51,710.88, 71,354.88 and 29,051.04 is: 40,086.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,710.88 : 71,354.88 = 29,051.04 : x
  2. Step 2: Convert to fraction form
    51,710.88/71,354.88 = 29,051.04/x
  3. Step 3: Cross multiply
    51,710.88x = 71,354.88 × 29,051.04
  4. Step 4: Simplify right side
    51,710.88x = 2,072,933,473.08
  5. Step 5: Solve for x
    x = 2,072,933,473.08/51,710.88
  6. Step 6: Final answer
    x = 40,086.99

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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.