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Finding the Fourth Proportional to 80,117.76, 110,560.68 and 44,308.06

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Solution

The fourth proportional to 80,117.76, 110,560.68 and 44,308.06 is: 61,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,117.76 : 110,560.68 = 44,308.06 : x
  2. Step 2: Convert to fraction form
    80,117.76/110,560.68 = 44,308.06/x
  3. Step 3: Cross multiply
    80,117.76x = 110,560.68 × 44,308.06
  4. Step 4: Simplify right side
    80,117.76x = 4,898,729,243.08
  5. Step 5: Solve for x
    x = 4,898,729,243.08/80,117.76
  6. Step 6: Final answer
    x = 61,144.11

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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.