Home / 269,948.64-372,530.70-149,087.64

Finding the Fourth Proportional to 269,948.64, 372,530.70 and 149,087.64

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Solution

The fourth proportional to 269,948.64, 372,530.70 and 149,087.64 is: 205,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,948.64 : 372,530.70 = 149,087.64 : x
  2. Step 2: Convert to fraction form
    269,948.64/372,530.70 = 149,087.64/x
  3. Step 3: Cross multiply
    269,948.64x = 372,530.70 × 149,087.64
  4. Step 4: Simplify right side
    269,948.64x = 55,539,722,890.55
  5. Step 5: Solve for x
    x = 55,539,722,890.55/269,948.64
  6. Step 6: Final answer
    x = 205,741.81

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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.