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Finding the Fourth Proportional to 167,189.20, 230,721.07 and 95,570.76

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Solution

The fourth proportional to 167,189.20, 230,721.07 and 95,570.76 is: 131,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,189.20 : 230,721.07 = 95,570.76 : x
  2. Step 2: Convert to fraction form
    167,189.20/230,721.07 = 95,570.76/x
  3. Step 3: Cross multiply
    167,189.20x = 230,721.07 × 95,570.76
  4. Step 4: Simplify right side
    167,189.20x = 22,050,188,007.91
  5. Step 5: Solve for x
    x = 22,050,188,007.91/167,189.20
  6. Step 6: Final answer
    x = 131,887.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.