Home / 87,637.68-131,427.36-35,033.04

Finding the Fourth Proportional to 87,637.68, 131,427.36 and 35,033.04

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Solution

The fourth proportional to 87,637.68, 131,427.36 and 35,033.04 is: 52,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,637.68 : 131,427.36 = 35,033.04 : x
  2. Step 2: Convert to fraction form
    87,637.68/131,427.36 = 35,033.04/x
  3. Step 3: Cross multiply
    87,637.68x = 131,427.36 × 35,033.04
  4. Step 4: Simplify right side
    87,637.68x = 4,604,299,959.97
  5. Step 5: Solve for x
    x = 4,604,299,959.97/87,637.68
  6. Step 6: Final answer
    x = 52,537.90

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1.5x scale

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.