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Finding the Fourth Proportional to 84,211.41, 126,207.41 and 34,233.12

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Solution

The fourth proportional to 84,211.41, 126,207.41 and 34,233.12 is: 51,305.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,211.41 : 126,207.41 = 34,233.12 : x
  2. Step 2: Convert to fraction form
    84,211.41/126,207.41 = 34,233.12/x
  3. Step 3: Cross multiply
    84,211.41x = 126,207.41 × 34,233.12
  4. Step 4: Simplify right side
    84,211.41x = 4,320,473,411.42
  5. Step 5: Solve for x
    x = 4,320,473,411.42/84,211.41
  6. Step 6: Final answer
    x = 51,305.08

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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.