Home / 57,082.47-78,794.70-34,422.42

Finding the Fourth Proportional to 57,082.47, 78,794.70 and 34,422.42

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Solution

The fourth proportional to 57,082.47, 78,794.70 and 34,422.42 is: 47,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,082.47 : 78,794.70 = 34,422.42 : x
  2. Step 2: Convert to fraction form
    57,082.47/78,794.70 = 34,422.42/x
  3. Step 3: Cross multiply
    57,082.47x = 78,794.70 × 34,422.42
  4. Step 4: Simplify right side
    57,082.47x = 2,712,304,257.17
  5. Step 5: Solve for x
    x = 2,712,304,257.17/57,082.47
  6. Step 6: Final answer
    x = 47,515.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.