Home / 131,861.26-182,001.09-75,305.44

Finding the Fourth Proportional to 131,861.26, 182,001.09 and 75,305.44

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Solution

The fourth proportional to 131,861.26, 182,001.09 and 75,305.44 is: 103,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,861.26 : 182,001.09 = 75,305.44 : x
  2. Step 2: Convert to fraction form
    131,861.26/182,001.09 = 75,305.44/x
  3. Step 3: Cross multiply
    131,861.26x = 182,001.09 × 75,305.44
  4. Step 4: Simplify right side
    131,861.26x = 13,705,672,162.93
  5. Step 5: Solve for x
    x = 13,705,672,162.93/131,861.26
  6. Step 6: Final answer
    x = 103,940.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.