Home / 149,377.08-206,185.86-88,957.56

Finding the Fourth Proportional to 149,377.08, 206,185.86 and 88,957.56

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Solution

The fourth proportional to 149,377.08, 206,185.86 and 88,957.56 is: 122,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,377.08 : 206,185.86 = 88,957.56 : x
  2. Step 2: Convert to fraction form
    149,377.08/206,185.86 = 88,957.56/x
  3. Step 3: Cross multiply
    149,377.08x = 206,185.86 × 88,957.56
  4. Step 4: Simplify right side
    149,377.08x = 18,341,791,012.10
  5. Step 5: Solve for x
    x = 18,341,791,012.10/149,377.08
  6. Step 6: Final answer
    x = 122,788.52

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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.