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Finding the Fourth Proportional to 71,241.52, 98,320.62 and 41,027.98

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Solution

The fourth proportional to 71,241.52, 98,320.62 and 41,027.98 is: 56,622.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,241.52 : 98,320.62 = 41,027.98 : x
  2. Step 2: Convert to fraction form
    71,241.52/98,320.62 = 41,027.98/x
  3. Step 3: Cross multiply
    71,241.52x = 98,320.62 × 41,027.98
  4. Step 4: Simplify right side
    71,241.52x = 4,033,896,430.95
  5. Step 5: Solve for x
    x = 4,033,896,430.95/71,241.52
  6. Step 6: Final answer
    x = 56,622.83

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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.