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Finding the Fourth Proportional to 169,794.28, 254,700.13 and 43,435.61

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Solution

The fourth proportional to 169,794.28, 254,700.13 and 43,435.61 is: 65,155.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,794.28 : 254,700.13 = 43,435.61 : x
  2. Step 2: Convert to fraction form
    169,794.28/254,700.13 = 43,435.61/x
  3. Step 3: Cross multiply
    169,794.28x = 254,700.13 × 43,435.61
  4. Step 4: Simplify right side
    169,794.28x = 11,063,056,728.85
  5. Step 5: Solve for x
    x = 11,063,056,728.85/169,794.28
  6. Step 6: Final answer
    x = 65,155.65

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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.