Home / 83,775.97-115,610.76-45,535.48

Finding the Fourth Proportional to 83,775.97, 115,610.76 and 45,535.48

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Solution

The fourth proportional to 83,775.97, 115,610.76 and 45,535.48 is: 62,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,775.97 : 115,610.76 = 45,535.48 : x
  2. Step 2: Convert to fraction form
    83,775.97/115,610.76 = 45,535.48/x
  3. Step 3: Cross multiply
    83,775.97x = 115,610.76 × 45,535.48
  4. Step 4: Simplify right side
    83,775.97x = 5,264,391,449.76
  5. Step 5: Solve for x
    x = 5,264,391,449.76/83,775.97
  6. Step 6: Final answer
    x = 62,838.92

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1.5x scale

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.