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Finding the Fourth Proportional to 169,305.48, 254,274.30 and 149,049.45

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Solution

The fourth proportional to 169,305.48, 254,274.30 and 149,049.45 is: 223,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,305.48 : 254,274.30 = 149,049.45 : x
  2. Step 2: Convert to fraction form
    169,305.48/254,274.30 = 149,049.45/x
  3. Step 3: Cross multiply
    169,305.48x = 254,274.30 × 149,049.45
  4. Step 4: Simplify right side
    169,305.48x = 37,899,444,564.14
  5. Step 5: Solve for x
    x = 37,899,444,564.14/169,305.48
  6. Step 6: Final answer
    x = 223,852.44

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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.