Home / 84,408.02-126,575.11-40,047.43

Finding the Fourth Proportional to 84,408.02, 126,575.11 and 40,047.43

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Solution

The fourth proportional to 84,408.02, 126,575.11 and 40,047.43 is: 60,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,408.02 : 126,575.11 = 40,047.43 : x
  2. Step 2: Convert to fraction form
    84,408.02/126,575.11 = 40,047.43/x
  3. Step 3: Cross multiply
    84,408.02x = 126,575.11 × 40,047.43
  4. Step 4: Simplify right side
    84,408.02x = 5,069,007,440.91
  5. Step 5: Solve for x
    x = 5,069,007,440.91/84,408.02
  6. Step 6: Final answer
    x = 60,053.62

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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.