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Finding the Fourth Proportional to 119,801.15, 179,549.06 and 63,668.15

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Solution

The fourth proportional to 119,801.15, 179,549.06 and 63,668.15 is: 95,421.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,801.15 : 179,549.06 = 63,668.15 : x
  2. Step 2: Convert to fraction form
    119,801.15/179,549.06 = 63,668.15/x
  3. Step 3: Cross multiply
    119,801.15x = 179,549.06 × 63,668.15
  4. Step 4: Simplify right side
    119,801.15x = 11,431,555,268.35
  5. Step 5: Solve for x
    x = 11,431,555,268.35/119,801.15
  6. Step 6: Final answer
    x = 95,421.09

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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.