Home / 87,222.15-130,755.47-34,595.64

Finding the Fourth Proportional to 87,222.15, 130,755.47 and 34,595.64

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Solution

The fourth proportional to 87,222.15, 130,755.47 and 34,595.64 is: 51,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,222.15 : 130,755.47 = 34,595.64 : x
  2. Step 2: Convert to fraction form
    87,222.15/130,755.47 = 34,595.64/x
  3. Step 3: Cross multiply
    87,222.15x = 130,755.47 × 34,595.64
  4. Step 4: Simplify right side
    87,222.15x = 4,523,568,995.17
  5. Step 5: Solve for x
    x = 4,523,568,995.17/87,222.15
  6. Step 6: Final answer
    x = 51,862.62

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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.