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Finding the Fourth Proportional to 71,807.62, 99,030.01 and 44,952.58

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Solution

The fourth proportional to 71,807.62, 99,030.01 and 44,952.58 is: 61,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,807.62 : 99,030.01 = 44,952.58 : x
  2. Step 2: Convert to fraction form
    71,807.62/99,030.01 = 44,952.58/x
  3. Step 3: Cross multiply
    71,807.62x = 99,030.01 × 44,952.58
  4. Step 4: Simplify right side
    71,807.62x = 4,451,654,446.93
  5. Step 5: Solve for x
    x = 4,451,654,446.93/71,807.62
  6. Step 6: Final answer
    x = 61,994.18

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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.