Home / 56,562.15-78,067.35-32,685.66

Finding the Fourth Proportional to 56,562.15, 78,067.35 and 32,685.66

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Solution

The fourth proportional to 56,562.15, 78,067.35 and 32,685.66 is: 45,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,562.15 : 78,067.35 = 32,685.66 : x
  2. Step 2: Convert to fraction form
    56,562.15/78,067.35 = 32,685.66/x
  3. Step 3: Cross multiply
    56,562.15x = 78,067.35 × 32,685.66
  4. Step 4: Simplify right side
    56,562.15x = 2,551,682,859.20
  5. Step 5: Solve for x
    x = 2,551,682,859.20/56,562.15
  6. Step 6: Final answer
    x = 45,112.90

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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.