Home / 64,934.09-97,404.84-18,190.61

Finding the Fourth Proportional to 64,934.09, 97,404.84 and 18,190.61

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Solution

The fourth proportional to 64,934.09, 97,404.84 and 18,190.61 is: 27,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,934.09 : 97,404.84 = 18,190.61 : x
  2. Step 2: Convert to fraction form
    64,934.09/97,404.84 = 18,190.61/x
  3. Step 3: Cross multiply
    64,934.09x = 97,404.84 × 18,190.61
  4. Step 4: Simplify right side
    64,934.09x = 1,771,853,456.55
  5. Step 5: Solve for x
    x = 1,771,853,456.55/64,934.09
  6. Step 6: Final answer
    x = 27,286.95

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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.