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Finding the Fourth Proportional to 65,596.38, 98,311.50 and 41,894.79

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Solution

The fourth proportional to 65,596.38, 98,311.50 and 41,894.79 is: 62,789.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,596.38 : 98,311.50 = 41,894.79 : x
  2. Step 2: Convert to fraction form
    65,596.38/98,311.50 = 41,894.79/x
  3. Step 3: Cross multiply
    65,596.38x = 98,311.50 × 41,894.79
  4. Step 4: Simplify right side
    65,596.38x = 4,118,739,647.09
  5. Step 5: Solve for x
    x = 4,118,739,647.09/65,596.38
  6. Step 6: Final answer
    x = 62,789.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.