Home / 169,634.82-234,158.94-145,665.30

Finding the Fourth Proportional to 169,634.82, 234,158.94 and 145,665.30

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Solution

The fourth proportional to 169,634.82, 234,158.94 and 145,665.30 is: 201,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,634.82 : 234,158.94 = 145,665.30 : x
  2. Step 2: Convert to fraction form
    169,634.82/234,158.94 = 145,665.30/x
  3. Step 3: Cross multiply
    169,634.82x = 234,158.94 × 145,665.30
  4. Step 4: Simplify right side
    169,634.82x = 34,108,832,242.78
  5. Step 5: Solve for x
    x = 34,108,832,242.78/169,634.82
  6. Step 6: Final answer
    x = 201,072.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.