Home / 136,634.03-205,020.72-92,167.59

Finding the Fourth Proportional to 136,634.03, 205,020.72 and 92,167.59

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Solution

The fourth proportional to 136,634.03, 205,020.72 and 92,167.59 is: 138,298.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,634.03 : 205,020.72 = 92,167.59 : x
  2. Step 2: Convert to fraction form
    136,634.03/205,020.72 = 92,167.59/x
  3. Step 3: Cross multiply
    136,634.03x = 205,020.72 × 92,167.59
  4. Step 4: Simplify right side
    136,634.03x = 18,896,265,662.46
  5. Step 5: Solve for x
    x = 18,896,265,662.46/136,634.03
  6. Step 6: Final answer
    x = 138,298.38

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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.