Home / 213,008.12-293,952.20-117,514.79

Finding the Fourth Proportional to 213,008.12, 293,952.20 and 117,514.79

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Solution

The fourth proportional to 213,008.12, 293,952.20 and 117,514.79 is: 162,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,008.12 : 293,952.20 = 117,514.79 : x
  2. Step 2: Convert to fraction form
    213,008.12/293,952.20 = 117,514.79/x
  3. Step 3: Cross multiply
    213,008.12x = 293,952.20 × 117,514.79
  4. Step 4: Simplify right side
    213,008.12x = 34,543,728,995.70
  5. Step 5: Solve for x
    x = 34,543,728,995.70/213,008.12
  6. Step 6: Final answer
    x = 162,170.95

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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.