Home / 240,326.45-360,514.11-82,534.40

Finding the Fourth Proportional to 240,326.45, 360,514.11 and 82,534.40

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Solution

The fourth proportional to 240,326.45, 360,514.11 and 82,534.40 is: 123,809.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,326.45 : 360,514.11 = 82,534.40 : x
  2. Step 2: Convert to fraction form
    240,326.45/360,514.11 = 82,534.40/x
  3. Step 3: Cross multiply
    240,326.45x = 360,514.11 × 82,534.40
  4. Step 4: Simplify right side
    240,326.45x = 29,754,815,760.38
  5. Step 5: Solve for x
    x = 29,754,815,760.38/240,326.45
  6. Step 6: Final answer
    x = 123,809.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.