Home / 269,514.36-371,931.57-148,658.91

Finding the Fourth Proportional to 269,514.36, 371,931.57 and 148,658.91

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Solution

The fourth proportional to 269,514.36, 371,931.57 and 148,658.91 is: 205,150.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,514.36 : 371,931.57 = 148,658.91 : x
  2. Step 2: Convert to fraction form
    269,514.36/371,931.57 = 148,658.91/x
  3. Step 3: Cross multiply
    269,514.36x = 371,931.57 × 148,658.91
  4. Step 4: Simplify right side
    269,514.36x = 55,290,941,790.79
  5. Step 5: Solve for x
    x = 55,290,941,790.79/269,514.36
  6. Step 6: Final answer
    x = 205,150.26

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1.5x scale

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.