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Finding the Fourth Proportional to 71,522.92, 98,678.82 and 41,304.25

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Solution

The fourth proportional to 71,522.92, 98,678.82 and 41,304.25 is: 56,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,522.92 : 98,678.82 = 41,304.25 : x
  2. Step 2: Convert to fraction form
    71,522.92/98,678.82 = 41,304.25/x
  3. Step 3: Cross multiply
    71,522.92x = 98,678.82 × 41,304.25
  4. Step 4: Simplify right side
    71,522.92x = 4,075,854,650.99
  5. Step 5: Solve for x
    x = 4,075,854,650.99/71,522.92
  6. Step 6: Final answer
    x = 56,986.69

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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.