Home / 71,007.22-97,959.24-40,785.61

Finding the Fourth Proportional to 71,007.22, 97,959.24 and 40,785.61

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Solution

The fourth proportional to 71,007.22, 97,959.24 and 40,785.61 is: 56,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,007.22 : 97,959.24 = 40,785.61 : x
  2. Step 2: Convert to fraction form
    71,007.22/97,959.24 = 40,785.61/x
  3. Step 3: Cross multiply
    71,007.22x = 97,959.24 × 40,785.61
  4. Step 4: Simplify right side
    71,007.22x = 3,995,327,358.54
  5. Step 5: Solve for x
    x = 3,995,327,358.54/71,007.22
  6. Step 6: Final answer
    x = 56,266.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.