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Finding the Fourth Proportional to 84,160.62, 126,151.97 and 36,734.13

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Solution

The fourth proportional to 84,160.62, 126,151.97 and 36,734.13 is: 55,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,160.62 : 126,151.97 = 36,734.13 : x
  2. Step 2: Convert to fraction form
    84,160.62/126,151.97 = 36,734.13/x
  3. Step 3: Cross multiply
    84,160.62x = 126,151.97 × 36,734.13
  4. Step 4: Simplify right side
    84,160.62x = 4,634,082,682.07
  5. Step 5: Solve for x
    x = 4,634,082,682.07/84,160.62
  6. Step 6: Final answer
    x = 55,062.36

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1.5x scale

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.