Home / 83,952.24-115,849.56-48,143.76

Finding the Fourth Proportional to 83,952.24, 115,849.56 and 48,143.76

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Solution

The fourth proportional to 83,952.24, 115,849.56 and 48,143.76 is: 66,435.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,952.24 : 115,849.56 = 48,143.76 : x
  2. Step 2: Convert to fraction form
    83,952.24/115,849.56 = 48,143.76/x
  3. Step 3: Cross multiply
    83,952.24x = 115,849.56 × 48,143.76
  4. Step 4: Simplify right side
    83,952.24x = 5,577,433,412.75
  5. Step 5: Solve for x
    x = 5,577,433,412.75/83,952.24
  6. Step 6: Final answer
    x = 66,435.79

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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.