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Finding the Fourth Proportional to 71,252.88, 98,317.92 and 41,039.52

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Solution

The fourth proportional to 71,252.88, 98,317.92 and 41,039.52 is: 56,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,252.88 : 98,317.92 = 41,039.52 : x
  2. Step 2: Convert to fraction form
    71,252.88/98,317.92 = 41,039.52/x
  3. Step 3: Cross multiply
    71,252.88x = 98,317.92 × 41,039.52
  4. Step 4: Simplify right side
    71,252.88x = 4,034,920,244.20
  5. Step 5: Solve for x
    x = 4,034,920,244.20/71,252.88
  6. Step 6: Final answer
    x = 56,628.17

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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.