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Finding the Fourth Proportional to 169,306.48, 254,275.80 and 149,050.45

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Solution

The fourth proportional to 169,306.48, 254,275.80 and 149,050.45 is: 223,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,306.48 : 254,275.80 = 149,050.45 : x
  2. Step 2: Convert to fraction form
    169,306.48/254,275.80 = 149,050.45/x
  3. Step 3: Cross multiply
    169,306.48x = 254,275.80 × 149,050.45
  4. Step 4: Simplify right side
    169,306.48x = 37,899,922,414.11
  5. Step 5: Solve for x
    x = 37,899,922,414.11/169,306.48
  6. Step 6: Final answer
    x = 223,853.94

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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.