Home / 50,712.13-69,959.17-32,812.90

Finding the Fourth Proportional to 50,712.13, 69,959.17 and 32,812.90

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Solution

The fourth proportional to 50,712.13, 69,959.17 and 32,812.90 is: 45,266.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,712.13 : 69,959.17 = 32,812.90 : x
  2. Step 2: Convert to fraction form
    50,712.13/69,959.17 = 32,812.90/x
  3. Step 3: Cross multiply
    50,712.13x = 69,959.17 × 32,812.90
  4. Step 4: Simplify right side
    50,712.13x = 2,295,563,023.12
  5. Step 5: Solve for x
    x = 2,295,563,023.12/50,712.13
  6. Step 6: Final answer
    x = 45,266.55

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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.