Home / 84,393.27-126,479.16-62,102.30

Finding the Fourth Proportional to 84,393.27, 126,479.16 and 62,102.30

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Solution

The fourth proportional to 84,393.27, 126,479.16 and 62,102.30 is: 93,071.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,393.27 : 126,479.16 = 62,102.30 : x
  2. Step 2: Convert to fraction form
    84,393.27/126,479.16 = 62,102.30/x
  3. Step 3: Cross multiply
    84,393.27x = 126,479.16 × 62,102.30
  4. Step 4: Simplify right side
    84,393.27x = 7,854,646,105.67
  5. Step 5: Solve for x
    x = 7,854,646,105.67/84,393.27
  6. Step 6: Final answer
    x = 93,071.95

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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.