Home / 71,481.95-98,649.56-41,272.80

Finding the Fourth Proportional to 71,481.95, 98,649.56 and 41,272.80

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Solution

The fourth proportional to 71,481.95, 98,649.56 and 41,272.80 is: 56,959.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,481.95 : 98,649.56 = 41,272.80 : x
  2. Step 2: Convert to fraction form
    71,481.95/98,649.56 = 41,272.80/x
  3. Step 3: Cross multiply
    71,481.95x = 98,649.56 × 41,272.80
  4. Step 4: Simplify right side
    71,481.95x = 4,071,543,559.97
  5. Step 5: Solve for x
    x = 4,071,543,559.97/71,481.95
  6. Step 6: Final answer
    x = 56,959.04

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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.