Home / 205,732.23-283,967.55-119,707.86

Finding the Fourth Proportional to 205,732.23, 283,967.55 and 119,707.86

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Solution

The fourth proportional to 205,732.23, 283,967.55 and 119,707.86 is: 165,230.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,732.23 : 283,967.55 = 119,707.86 : x
  2. Step 2: Convert to fraction form
    205,732.23/283,967.55 = 119,707.86/x
  3. Step 3: Cross multiply
    205,732.23x = 283,967.55 × 119,707.86
  4. Step 4: Simplify right side
    205,732.23x = 33,993,147,719.94
  5. Step 5: Solve for x
    x = 33,993,147,719.94/205,732.23
  6. Step 6: Final answer
    x = 165,230.06

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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.