Home / 83,496.36-115,224.30-45,770.52

Finding the Fourth Proportional to 83,496.36, 115,224.30 and 45,770.52

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Solution

The fourth proportional to 83,496.36, 115,224.30 and 45,770.52 is: 63,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,496.36 : 115,224.30 = 45,770.52 : x
  2. Step 2: Convert to fraction form
    83,496.36/115,224.30 = 45,770.52/x
  3. Step 3: Cross multiply
    83,496.36x = 115,224.30 × 45,770.52
  4. Step 4: Simplify right side
    83,496.36x = 5,273,876,127.64
  5. Step 5: Solve for x
    x = 5,273,876,127.64/83,496.36
  6. Step 6: Final answer
    x = 63,162.95

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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.