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Finding the Fourth Proportional to 71,474.48, 98,602.44 and 44,623.61

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Solution

The fourth proportional to 71,474.48, 98,602.44 and 44,623.61 is: 61,560.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,474.48 : 98,602.44 = 44,623.61 : x
  2. Step 2: Convert to fraction form
    71,474.48/98,602.44 = 44,623.61/x
  3. Step 3: Cross multiply
    71,474.48x = 98,602.44 × 44,623.61
  4. Step 4: Simplify right side
    71,474.48x = 4,399,996,827.61
  5. Step 5: Solve for x
    x = 4,399,996,827.61/71,474.48
  6. Step 6: Final answer
    x = 61,560.39

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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.