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Finding the Fourth Proportional to 67,486.35, 101,195.55 and 22,491.77

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Solution

The fourth proportional to 67,486.35, 101,195.55 and 22,491.77 is: 33,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,486.35 : 101,195.55 = 22,491.77 : x
  2. Step 2: Convert to fraction form
    67,486.35/101,195.55 = 22,491.77/x
  3. Step 3: Cross multiply
    67,486.35x = 101,195.55 × 22,491.77
  4. Step 4: Simplify right side
    67,486.35x = 2,276,066,529.65
  5. Step 5: Solve for x
    x = 2,276,066,529.65/67,486.35
  6. Step 6: Final answer
    x = 33,726.32

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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.