Home / 150,326.19-207,442.11-82,339.65

Finding the Fourth Proportional to 150,326.19, 207,442.11 and 82,339.65

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Solution

The fourth proportional to 150,326.19, 207,442.11 and 82,339.65 is: 113,624.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,326.19 : 207,442.11 = 82,339.65 : x
  2. Step 2: Convert to fraction form
    150,326.19/207,442.11 = 82,339.65/x
  3. Step 3: Cross multiply
    150,326.19x = 207,442.11 × 82,339.65
  4. Step 4: Simplify right side
    150,326.19x = 17,080,710,732.66
  5. Step 5: Solve for x
    x = 17,080,710,732.66/150,326.19
  6. Step 6: Final answer
    x = 113,624.32

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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.