Home / 83,023.52-124,619.99-60,770.79

Finding the Fourth Proportional to 83,023.52, 124,619.99 and 60,770.79

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Solution

The fourth proportional to 83,023.52, 124,619.99 and 60,770.79 is: 91,218.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,023.52 : 124,619.99 = 60,770.79 : x
  2. Step 2: Convert to fraction form
    83,023.52/124,619.99 = 60,770.79/x
  3. Step 3: Cross multiply
    83,023.52x = 124,619.99 × 60,770.79
  4. Step 4: Simplify right side
    83,023.52x = 7,573,254,938.24
  5. Step 5: Solve for x
    x = 7,573,254,938.24/83,023.52
  6. Step 6: Final answer
    x = 91,218.19

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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.