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Finding the Fourth Proportional to 80,806.91, 111,521.29 and 44,996.91

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Solution

The fourth proportional to 80,806.91, 111,521.29 and 44,996.91 is: 62,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,806.91 : 111,521.29 = 44,996.91 : x
  2. Step 2: Convert to fraction form
    80,806.91/111,521.29 = 44,996.91/x
  3. Step 3: Cross multiply
    80,806.91x = 111,521.29 × 44,996.91
  4. Step 4: Simplify right side
    80,806.91x = 5,018,113,449.21
  5. Step 5: Solve for x
    x = 5,018,113,449.21/80,806.91
  6. Step 6: Final answer
    x = 62,100.05

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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.