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Finding the Fourth Proportional to 179,630.69, 269,446.02 and 100,751.07

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Solution

The fourth proportional to 179,630.69, 269,446.02 and 100,751.07 is: 151,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,630.69 : 269,446.02 = 100,751.07 : x
  2. Step 2: Convert to fraction form
    179,630.69/269,446.02 = 100,751.07/x
  3. Step 3: Cross multiply
    179,630.69x = 269,446.02 × 100,751.07
  4. Step 4: Simplify right side
    179,630.69x = 27,146,973,434.00
  5. Step 5: Solve for x
    x = 27,146,973,434.00/179,630.69
  6. Step 6: Final answer
    x = 151,126.59

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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.