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Finding the Fourth Proportional to 169,797.59, 254,705.11 and 43,438.92

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Solution

The fourth proportional to 169,797.59, 254,705.11 and 43,438.92 is: 65,160.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,797.59 : 254,705.11 = 43,438.92 : x
  2. Step 2: Convert to fraction form
    169,797.59/254,705.11 = 43,438.92/x
  3. Step 3: Cross multiply
    169,797.59x = 254,705.11 × 43,438.92
  4. Step 4: Simplify right side
    169,797.59x = 11,064,115,621.95
  5. Step 5: Solve for x
    x = 11,064,115,621.95/169,797.59
  6. Step 6: Final answer
    x = 65,160.62

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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.