Home / 71,480.08-98,640.60-41,264.38

Finding the Fourth Proportional to 71,480.08, 98,640.60 and 41,264.38

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Solution

The fourth proportional to 71,480.08, 98,640.60 and 41,264.38 is: 56,943.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,480.08 : 98,640.60 = 41,264.38 : x
  2. Step 2: Convert to fraction form
    71,480.08/98,640.60 = 41,264.38/x
  3. Step 3: Cross multiply
    71,480.08x = 98,640.60 × 41,264.38
  4. Step 4: Simplify right side
    71,480.08x = 4,070,342,708.63
  5. Step 5: Solve for x
    x = 4,070,342,708.63/71,480.08
  6. Step 6: Final answer
    x = 56,943.74

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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.