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Finding the Fourth Proportional to 169,356.67, 254,077.72 and 119,534.08

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Solution

The fourth proportional to 169,356.67, 254,077.72 and 119,534.08 is: 179,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,356.67 : 254,077.72 = 119,534.08 : x
  2. Step 2: Convert to fraction form
    169,356.67/254,077.72 = 119,534.08/x
  3. Step 3: Cross multiply
    169,356.67x = 254,077.72 × 119,534.08
  4. Step 4: Simplify right side
    169,356.67x = 30,370,946,891.54
  5. Step 5: Solve for x
    x = 30,370,946,891.54/169,356.67
  6. Step 6: Final answer
    x = 179,331.27

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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.