Home / 87,913.76-131,888.86-35,327.34

Finding the Fourth Proportional to 87,913.76, 131,888.86 and 35,327.34

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Solution

The fourth proportional to 87,913.76, 131,888.86 and 35,327.34 is: 52,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,913.76 : 131,888.86 = 35,327.34 : x
  2. Step 2: Convert to fraction form
    87,913.76/131,888.86 = 35,327.34/x
  3. Step 3: Cross multiply
    87,913.76x = 131,888.86 × 35,327.34
  4. Step 4: Simplify right side
    87,913.76x = 4,659,282,511.11
  5. Step 5: Solve for x
    x = 4,659,282,511.11/87,913.76
  6. Step 6: Final answer
    x = 52,998.33

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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.