Home / 87,808.82-131,598.36-35,255.21

Finding the Fourth Proportional to 87,808.82, 131,598.36 and 35,255.21

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Solution

The fourth proportional to 87,808.82, 131,598.36 and 35,255.21 is: 52,836.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,808.82 : 131,598.36 = 35,255.21 : x
  2. Step 2: Convert to fraction form
    87,808.82/131,598.36 = 35,255.21/x
  3. Step 3: Cross multiply
    87,808.82x = 131,598.36 × 35,255.21
  4. Step 4: Simplify right side
    87,808.82x = 4,639,527,159.46
  5. Step 5: Solve for x
    x = 4,639,527,159.46/87,808.82
  6. Step 6: Final answer
    x = 52,836.69

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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.