Home / 52,721.46-79,091.42-34,019.54

Finding the Fourth Proportional to 52,721.46, 79,091.42 and 34,019.54

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Solution

The fourth proportional to 52,721.46, 79,091.42 and 34,019.54 is: 51,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,721.46 : 79,091.42 = 34,019.54 : x
  2. Step 2: Convert to fraction form
    52,721.46/79,091.42 = 34,019.54/x
  3. Step 3: Cross multiply
    52,721.46x = 79,091.42 × 34,019.54
  4. Step 4: Simplify right side
    52,721.46x = 2,690,653,160.79
  5. Step 5: Solve for x
    x = 2,690,653,160.79/52,721.46
  6. Step 6: Final answer
    x = 51,035.26

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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.