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Finding the Fourth Proportional to 71,194.70, 98,268.12 and 44,321.24

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Solution

The fourth proportional to 71,194.70, 98,268.12 and 44,321.24 is: 61,175.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,194.70 : 98,268.12 = 44,321.24 : x
  2. Step 2: Convert to fraction form
    71,194.70/98,268.12 = 44,321.24/x
  3. Step 3: Cross multiply
    71,194.70x = 98,268.12 × 44,321.24
  4. Step 4: Simplify right side
    71,194.70x = 4,355,364,439.53
  5. Step 5: Solve for x
    x = 4,355,364,439.53/71,194.70
  6. Step 6: Final answer
    x = 61,175.41

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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.