Home / 149,167.06-205,876.11-95,449.48

Finding the Fourth Proportional to 149,167.06, 205,876.11 and 95,449.48

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Solution

The fourth proportional to 149,167.06, 205,876.11 and 95,449.48 is: 131,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,167.06 : 205,876.11 = 95,449.48 : x
  2. Step 2: Convert to fraction form
    149,167.06/205,876.11 = 95,449.48/x
  3. Step 3: Cross multiply
    149,167.06x = 205,876.11 × 95,449.48
  4. Step 4: Simplify right side
    149,167.06x = 19,650,767,643.92
  5. Step 5: Solve for x
    x = 19,650,767,643.92/149,167.06
  6. Step 6: Final answer
    x = 131,736.64

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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.