Home / 84,335.53-126,400.98-61,941.24

Finding the Fourth Proportional to 84,335.53, 126,400.98 and 61,941.24

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Solution

The fourth proportional to 84,335.53, 126,400.98 and 61,941.24 is: 92,836.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,335.53 : 126,400.98 = 61,941.24 : x
  2. Step 2: Convert to fraction form
    84,335.53/126,400.98 = 61,941.24/x
  3. Step 3: Cross multiply
    84,335.53x = 126,400.98 × 61,941.24
  4. Step 4: Simplify right side
    84,335.53x = 7,829,433,438.42
  5. Step 5: Solve for x
    x = 7,829,433,438.42/84,335.53
  6. Step 6: Final answer
    x = 92,836.71

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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.