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Finding the Fourth Proportional to 55,248.54, 82,957.25 and 52,974.06

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Solution

The fourth proportional to 55,248.54, 82,957.25 and 52,974.06 is: 79,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248.54 : 82,957.25 = 52,974.06 : x
  2. Step 2: Convert to fraction form
    55,248.54/82,957.25 = 52,974.06/x
  3. Step 3: Cross multiply
    55,248.54x = 82,957.25 × 52,974.06
  4. Step 4: Simplify right side
    55,248.54x = 4,394,582,065.32
  5. Step 5: Solve for x
    x = 4,394,582,065.32/55,248.54
  6. Step 6: Final answer
    x = 79,542.05

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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.