Home / 87,179.67-130,752.27-23,983.49

Finding the Fourth Proportional to 87,179.67, 130,752.27 and 23,983.49

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Solution

The fourth proportional to 87,179.67, 130,752.27 and 23,983.49 is: 35,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,179.67 : 130,752.27 = 23,983.49 : x
  2. Step 2: Convert to fraction form
    87,179.67/130,752.27 = 23,983.49/x
  3. Step 3: Cross multiply
    87,179.67x = 130,752.27 × 23,983.49
  4. Step 4: Simplify right side
    87,179.67x = 3,135,895,106.26
  5. Step 5: Solve for x
    x = 3,135,895,106.26/87,179.67
  6. Step 6: Final answer
    x = 35,970.49

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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.