Home / 96,217.47-143,621.55-84,854.88

Finding the Fourth Proportional to 96,217.47, 143,621.55 and 84,854.88

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Solution

The fourth proportional to 96,217.47, 143,621.55 and 84,854.88 is: 126,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,217.47 : 143,621.55 = 84,854.88 : x
  2. Step 2: Convert to fraction form
    96,217.47/143,621.55 = 84,854.88/x
  3. Step 3: Cross multiply
    96,217.47x = 143,621.55 × 84,854.88
  4. Step 4: Simplify right side
    96,217.47x = 12,186,989,390.66
  5. Step 5: Solve for x
    x = 12,186,989,390.66/96,217.47
  6. Step 6: Final answer
    x = 126,660.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.