Home / 149,104.32-205,596-108,746.88

Finding the Fourth Proportional to 149,104.32, 205,596 and 108,746.88

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Solution

The fourth proportional to 149,104.32, 205,596 and 108,746.88 is: 149,948.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,104.32 : 205,596 = 108,746.88 : x
  2. Step 2: Convert to fraction form
    149,104.32/205,596 = 108,746.88/x
  3. Step 3: Cross multiply
    149,104.32x = 205,596 × 108,746.88
  4. Step 4: Simplify right side
    149,104.32x = 22,357,923,540.48
  5. Step 5: Solve for x
    x = 22,357,923,540.48/149,104.32
  6. Step 6: Final answer
    x = 149,948.19

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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.