Home / 71,391.52-98,518.62-41,176.90

Finding the Fourth Proportional to 71,391.52, 98,518.62 and 41,176.90

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Solution

The fourth proportional to 71,391.52, 98,518.62 and 41,176.90 is: 56,823.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,391.52 : 98,518.62 = 41,176.90 : x
  2. Step 2: Convert to fraction form
    71,391.52/98,518.62 = 41,176.90/x
  3. Step 3: Cross multiply
    71,391.52x = 98,518.62 × 41,176.90
  4. Step 4: Simplify right side
    71,391.52x = 4,056,691,363.88
  5. Step 5: Solve for x
    x = 4,056,691,363.88/71,391.52
  6. Step 6: Final answer
    x = 56,823.15

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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.