Home / 134,514.40-185,616.14-82,823.29

Finding the Fourth Proportional to 134,514.40, 185,616.14 and 82,823.29

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Solution

The fourth proportional to 134,514.40, 185,616.14 and 82,823.29 is: 114,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,514.40 : 185,616.14 = 82,823.29 : x
  2. Step 2: Convert to fraction form
    134,514.40/185,616.14 = 82,823.29/x
  3. Step 3: Cross multiply
    134,514.40x = 185,616.14 × 82,823.29
  4. Step 4: Simplify right side
    134,514.40x = 15,373,339,391.90
  5. Step 5: Solve for x
    x = 15,373,339,391.90/134,514.40
  6. Step 6: Final answer
    x = 114,287.69

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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.