Home / 205,332.73-307,569.48-165,134.42

Finding the Fourth Proportional to 205,332.73, 307,569.48 and 165,134.42

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Solution

The fourth proportional to 205,332.73, 307,569.48 and 165,134.42 is: 247,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,332.73 : 307,569.48 = 165,134.42 : x
  2. Step 2: Convert to fraction form
    205,332.73/307,569.48 = 165,134.42/x
  3. Step 3: Cross multiply
    205,332.73x = 307,569.48 × 165,134.42
  4. Step 4: Simplify right side
    205,332.73x = 50,790,306,685.79
  5. Step 5: Solve for x
    x = 50,790,306,685.79/205,332.73
  6. Step 6: Final answer
    x = 247,356.12

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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.