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Finding the Fourth Proportional to 169,179.66, 253,892.41 and 136,296.90

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Solution

The fourth proportional to 169,179.66, 253,892.41 and 136,296.90 is: 204,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,179.66 : 253,892.41 = 136,296.90 : x
  2. Step 2: Convert to fraction form
    169,179.66/253,892.41 = 136,296.90/x
  3. Step 3: Cross multiply
    169,179.66x = 253,892.41 × 136,296.90
  4. Step 4: Simplify right side
    169,179.66x = 34,604,748,075.79
  5. Step 5: Solve for x
    x = 34,604,748,075.79/169,179.66
  6. Step 6: Final answer
    x = 204,544.38

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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.