Home / 80,442.48-111,003.27-44,632.38

Finding the Fourth Proportional to 80,442.48, 111,003.27 and 44,632.38

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Solution

The fourth proportional to 80,442.48, 111,003.27 and 44,632.38 is: 61,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,442.48 : 111,003.27 = 44,632.38 : x
  2. Step 2: Convert to fraction form
    80,442.48/111,003.27 = 44,632.38/x
  3. Step 3: Cross multiply
    80,442.48x = 111,003.27 × 44,632.38
  4. Step 4: Simplify right side
    80,442.48x = 4,954,340,127.88
  5. Step 5: Solve for x
    x = 4,954,340,127.88/80,442.48
  6. Step 6: Final answer
    x = 61,588.61

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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.