Home / 269,764.64-372,275.22-148,905.96

Finding the Fourth Proportional to 269,764.64, 372,275.22 and 148,905.96

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Solution

The fourth proportional to 269,764.64, 372,275.22 and 148,905.96 is: 205,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,764.64 : 372,275.22 = 148,905.96 : x
  2. Step 2: Convert to fraction form
    269,764.64/372,275.22 = 148,905.96/x
  3. Step 3: Cross multiply
    269,764.64x = 372,275.22 × 148,905.96
  4. Step 4: Simplify right side
    269,764.64x = 55,433,999,018.31
  5. Step 5: Solve for x
    x = 55,433,999,018.31/269,764.64
  6. Step 6: Final answer
    x = 205,490.23

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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.