Home / 87,562.86-131,362.75-28,393.93

Finding the Fourth Proportional to 87,562.86, 131,362.75 and 28,393.93

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Solution

The fourth proportional to 87,562.86, 131,362.75 and 28,393.93 is: 42,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,562.86 : 131,362.75 = 28,393.93 : x
  2. Step 2: Convert to fraction form
    87,562.86/131,362.75 = 28,393.93/x
  3. Step 3: Cross multiply
    87,562.86x = 131,362.75 × 28,393.93
  4. Step 4: Simplify right side
    87,562.86x = 3,729,904,029.17
  5. Step 5: Solve for x
    x = 3,729,904,029.17/87,562.86
  6. Step 6: Final answer
    x = 42,596.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.