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Finding the Fourth Proportional to 71,852.73, 99,149.31 and 44,253.01

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Solution

The fourth proportional to 71,852.73, 99,149.31 and 44,253.01 is: 61,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,852.73 : 99,149.31 = 44,253.01 : x
  2. Step 2: Convert to fraction form
    71,852.73/99,149.31 = 44,253.01/x
  3. Step 3: Cross multiply
    71,852.73x = 99,149.31 × 44,253.01
  4. Step 4: Simplify right side
    71,852.73x = 4,387,655,406.92
  5. Step 5: Solve for x
    x = 4,387,655,406.92/71,852.73
  6. Step 6: Final answer
    x = 61,064.56

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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.