Home / 84,013.80-126,045.31-24,851.05

Finding the Fourth Proportional to 84,013.80, 126,045.31 and 24,851.05

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Solution

The fourth proportional to 84,013.80, 126,045.31 and 24,851.05 is: 37,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,013.80 : 126,045.31 = 24,851.05 : x
  2. Step 2: Convert to fraction form
    84,013.80/126,045.31 = 24,851.05/x
  3. Step 3: Cross multiply
    84,013.80x = 126,045.31 × 24,851.05
  4. Step 4: Simplify right side
    84,013.80x = 3,132,357,546.59
  5. Step 5: Solve for x
    x = 3,132,357,546.59/84,013.80
  6. Step 6: Final answer
    x = 37,283.85

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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.