Home / 80,442.13-111,010.15-44,632.05

Finding the Fourth Proportional to 80,442.13, 111,010.15 and 44,632.05

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Solution

The fourth proportional to 80,442.13, 111,010.15 and 44,632.05 is: 61,592.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,442.13 : 111,010.15 = 44,632.05 : x
  2. Step 2: Convert to fraction form
    80,442.13/111,010.15 = 44,632.05/x
  3. Step 3: Cross multiply
    80,442.13x = 111,010.15 × 44,632.05
  4. Step 4: Simplify right side
    80,442.13x = 4,954,610,565.31
  5. Step 5: Solve for x
    x = 4,954,610,565.31/80,442.13
  6. Step 6: Final answer
    x = 61,592.23

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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.