Home / 239,034.24-358,773.12-120,788.56

Finding the Fourth Proportional to 239,034.24, 358,773.12 and 120,788.56

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Solution

The fourth proportional to 239,034.24, 358,773.12 and 120,788.56 is: 181,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,034.24 : 358,773.12 = 120,788.56 : x
  2. Step 2: Convert to fraction form
    239,034.24/358,773.12 = 120,788.56/x
  3. Step 3: Cross multiply
    239,034.24x = 358,773.12 × 120,788.56
  4. Step 4: Simplify right side
    239,034.24x = 43,335,688,531.51
  5. Step 5: Solve for x
    x = 43,335,688,531.51/239,034.24
  6. Step 6: Final answer
    x = 181,294.90

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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.