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Finding the Fourth Proportional to 55,735.80, 83,631.03 and 26,156.04

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Solution

The fourth proportional to 55,735.80, 83,631.03 and 26,156.04 is: 39,246.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735.80 : 83,631.03 = 26,156.04 : x
  2. Step 2: Convert to fraction form
    55,735.80/83,631.03 = 26,156.04/x
  3. Step 3: Cross multiply
    55,735.80x = 83,631.03 × 26,156.04
  4. Step 4: Simplify right side
    55,735.80x = 2,187,456,565.92
  5. Step 5: Solve for x
    x = 2,187,456,565.92/55,735.80
  6. Step 6: Final answer
    x = 39,246.89

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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.