Home / 83,270.59-114,909.19-51,442.27

Finding the Fourth Proportional to 83,270.59, 114,909.19 and 51,442.27

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Solution

The fourth proportional to 83,270.59, 114,909.19 and 51,442.27 is: 70,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,270.59 : 114,909.19 = 51,442.27 : x
  2. Step 2: Convert to fraction form
    83,270.59/114,909.19 = 51,442.27/x
  3. Step 3: Cross multiply
    83,270.59x = 114,909.19 × 51,442.27
  4. Step 4: Simplify right side
    83,270.59x = 5,911,189,577.46
  5. Step 5: Solve for x
    x = 5,911,189,577.46/83,270.59
  6. Step 6: Final answer
    x = 70,987.72

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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.