Home / 71,371.68-98,503.40-41,151.09

Finding the Fourth Proportional to 71,371.68, 98,503.40 and 41,151.09

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Solution

The fourth proportional to 71,371.68, 98,503.40 and 41,151.09 is: 56,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,371.68 : 98,503.40 = 41,151.09 : x
  2. Step 2: Convert to fraction form
    71,371.68/98,503.40 = 41,151.09/x
  3. Step 3: Cross multiply
    71,371.68x = 98,503.40 × 41,151.09
  4. Step 4: Simplify right side
    71,371.68x = 4,053,522,278.71
  5. Step 5: Solve for x
    x = 4,053,522,278.71/71,371.68
  6. Step 6: Final answer
    x = 56,794.55

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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.