Home / 84,256.97-126,385.13-34,325.93

Finding the Fourth Proportional to 84,256.97, 126,385.13 and 34,325.93

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Solution

The fourth proportional to 84,256.97, 126,385.13 and 34,325.93 is: 51,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,256.97 : 126,385.13 = 34,325.93 : x
  2. Step 2: Convert to fraction form
    84,256.97/126,385.13 = 34,325.93/x
  3. Step 3: Cross multiply
    84,256.97x = 126,385.13 × 34,325.93
  4. Step 4: Simplify right side
    84,256.97x = 4,338,286,321.87
  5. Step 5: Solve for x
    x = 4,338,286,321.87/84,256.97
  6. Step 6: Final answer
    x = 51,488.76

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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.