Home / 71,340.70-98,451.19-41,125.47

Finding the Fourth Proportional to 71,340.70, 98,451.19 and 41,125.47

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Solution

The fourth proportional to 71,340.70, 98,451.19 and 41,125.47 is: 56,753.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,340.70 : 98,451.19 = 41,125.47 : x
  2. Step 2: Convert to fraction form
    71,340.70/98,451.19 = 41,125.47/x
  3. Step 3: Cross multiply
    71,340.70x = 98,451.19 × 41,125.47
  4. Step 4: Simplify right side
    71,340.70x = 4,048,850,968.55
  5. Step 5: Solve for x
    x = 4,048,850,968.55/71,340.70
  6. Step 6: Final answer
    x = 56,753.74

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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.