Home / 63,418.12-87,517.74-35,124.28

Finding the Fourth Proportional to 63,418.12, 87,517.74 and 35,124.28

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Solution

The fourth proportional to 63,418.12, 87,517.74 and 35,124.28 is: 48,471.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,418.12 : 87,517.74 = 35,124.28 : x
  2. Step 2: Convert to fraction form
    63,418.12/87,517.74 = 35,124.28/x
  3. Step 3: Cross multiply
    63,418.12x = 87,517.74 × 35,124.28
  4. Step 4: Simplify right side
    63,418.12x = 3,073,997,604.73
  5. Step 5: Solve for x
    x = 3,073,997,604.73/63,418.12
  6. Step 6: Final answer
    x = 48,471.91

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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.