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Finding the Fourth Proportional to 71,248.79, 106,878.75 and 23,864.06

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Solution

The fourth proportional to 71,248.79, 106,878.75 and 23,864.06 is: 35,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248.79 : 106,878.75 = 23,864.06 : x
  2. Step 2: Convert to fraction form
    71,248.79/106,878.75 = 23,864.06/x
  3. Step 3: Cross multiply
    71,248.79x = 106,878.75 × 23,864.06
  4. Step 4: Simplify right side
    71,248.79x = 2,550,560,902.73
  5. Step 5: Solve for x
    x = 2,550,560,902.73/71,248.79
  6. Step 6: Final answer
    x = 35,797.95

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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.