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Finding the Fourth Proportional to 80,083.68, 110,516.16 and 44,275.20

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Solution

The fourth proportional to 80,083.68, 110,516.16 and 44,275.20 is: 61,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,083.68 : 110,516.16 = 44,275.20 : x
  2. Step 2: Convert to fraction form
    80,083.68/110,516.16 = 44,275.20/x
  3. Step 3: Cross multiply
    80,083.68x = 110,516.16 × 44,275.20
  4. Step 4: Simplify right side
    80,083.68x = 4,893,125,087.23
  5. Step 5: Solve for x
    x = 4,893,125,087.23/80,083.68
  6. Step 6: Final answer
    x = 61,100.15

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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.