Home / 92,306.76-138,460.17-47,910.66

Finding the Fourth Proportional to 92,306.76, 138,460.17 and 47,910.66

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Solution

The fourth proportional to 92,306.76, 138,460.17 and 47,910.66 is: 71,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,306.76 : 138,460.17 = 47,910.66 : x
  2. Step 2: Convert to fraction form
    92,306.76/138,460.17 = 47,910.66/x
  3. Step 3: Cross multiply
    92,306.76x = 138,460.17 × 47,910.66
  4. Step 4: Simplify right side
    92,306.76x = 6,633,718,128.41
  5. Step 5: Solve for x
    x = 6,633,718,128.41/92,306.76
  6. Step 6: Final answer
    x = 71,866.01

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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.