Home / 51,616.74-77,372.83-34,978.46

Finding the Fourth Proportional to 51,616.74, 77,372.83 and 34,978.46

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Solution

The fourth proportional to 51,616.74, 77,372.83 and 34,978.46 is: 52,432.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,616.74 : 77,372.83 = 34,978.46 : x
  2. Step 2: Convert to fraction form
    51,616.74/77,372.83 = 34,978.46/x
  3. Step 3: Cross multiply
    51,616.74x = 77,372.83 × 34,978.46
  4. Step 4: Simplify right side
    51,616.74x = 2,706,382,545.23
  5. Step 5: Solve for x
    x = 2,706,382,545.23/51,616.74
  6. Step 6: Final answer
    x = 52,432.26

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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.