Home / 269,614.08-372,068.64-148,758.88

Finding the Fourth Proportional to 269,614.08, 372,068.64 and 148,758.88

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Solution

The fourth proportional to 269,614.08, 372,068.64 and 148,758.88 is: 205,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,614.08 : 372,068.64 = 148,758.88 : x
  2. Step 2: Convert to fraction form
    269,614.08/372,068.64 = 148,758.88/x
  3. Step 3: Cross multiply
    269,614.08x = 372,068.64 × 148,758.88
  4. Step 4: Simplify right side
    269,614.08x = 55,348,514,169.52
  5. Step 5: Solve for x
    x = 55,348,514,169.52/269,614.08
  6. Step 6: Final answer
    x = 205,287.92

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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.