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Finding the Fourth Proportional to 71,307.44, 98,414.64 and 41,086.92

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Solution

The fourth proportional to 71,307.44, 98,414.64 and 41,086.92 is: 56,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,307.44 : 98,414.64 = 41,086.92 : x
  2. Step 2: Convert to fraction form
    71,307.44/98,414.64 = 41,086.92/x
  3. Step 3: Cross multiply
    71,307.44x = 98,414.64 × 41,086.92
  4. Step 4: Simplify right side
    71,307.44x = 4,043,554,440.51
  5. Step 5: Solve for x
    x = 4,043,554,440.51/71,307.44
  6. Step 6: Final answer
    x = 56,705.93

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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.