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Finding the Fourth Proportional to 71,203.98, 98,304.13 and 44,382.82

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Solution

The fourth proportional to 71,203.98, 98,304.13 and 44,382.82 is: 61,274.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,203.98 : 98,304.13 = 44,382.82 : x
  2. Step 2: Convert to fraction form
    71,203.98/98,304.13 = 44,382.82/x
  3. Step 3: Cross multiply
    71,203.98x = 98,304.13 × 44,382.82
  4. Step 4: Simplify right side
    71,203.98x = 4,363,014,507.05
  5. Step 5: Solve for x
    x = 4,363,014,507.05/71,203.98
  6. Step 6: Final answer
    x = 61,274.87

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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.