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Finding the Fourth Proportional to 169,843.32, 254,759.13 and 43,484.69

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Solution

The fourth proportional to 169,843.32, 254,759.13 and 43,484.69 is: 65,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,843.32 : 254,759.13 = 43,484.69 : x
  2. Step 2: Convert to fraction form
    169,843.32/254,759.13 = 43,484.69/x
  3. Step 3: Cross multiply
    169,843.32x = 254,759.13 × 43,484.69
  4. Step 4: Simplify right side
    169,843.32x = 11,078,120,518.92
  5. Step 5: Solve for x
    x = 11,078,120,518.92/169,843.32
  6. Step 6: Final answer
    x = 65,225.53

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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.