Home / 84,047.52-126,089.97-36,670.29

Finding the Fourth Proportional to 84,047.52, 126,089.97 and 36,670.29

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Solution

The fourth proportional to 84,047.52, 126,089.97 and 36,670.29 is: 55,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,047.52 : 126,089.97 = 36,670.29 : x
  2. Step 2: Convert to fraction form
    84,047.52/126,089.97 = 36,670.29/x
  3. Step 3: Cross multiply
    84,047.52x = 126,089.97 × 36,670.29
  4. Step 4: Simplify right side
    84,047.52x = 4,623,755,765.99
  5. Step 5: Solve for x
    x = 4,623,755,765.99/84,047.52
  6. Step 6: Final answer
    x = 55,013.59

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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.