Home / 55,169.76-82,623.04-31,747.04

Finding the Fourth Proportional to 55,169.76, 82,623.04 and 31,747.04

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Solution

The fourth proportional to 55,169.76, 82,623.04 and 31,747.04 is: 47,544.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,169.76 : 82,623.04 = 31,747.04 : x
  2. Step 2: Convert to fraction form
    55,169.76/82,623.04 = 31,747.04/x
  3. Step 3: Cross multiply
    55,169.76x = 82,623.04 × 31,747.04
  4. Step 4: Simplify right side
    55,169.76x = 2,623,036,955.80
  5. Step 5: Solve for x
    x = 2,623,036,955.80/55,169.76
  6. Step 6: Final answer
    x = 47,544.83

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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.