Home / 205,126.47-307,093.83-119,476.17

Finding the Fourth Proportional to 205,126.47, 307,093.83 and 119,476.17

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Solution

The fourth proportional to 205,126.47, 307,093.83 and 119,476.17 is: 178,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,126.47 : 307,093.83 = 119,476.17 : x
  2. Step 2: Convert to fraction form
    205,126.47/307,093.83 = 119,476.17/x
  3. Step 3: Cross multiply
    205,126.47x = 307,093.83 × 119,476.17
  4. Step 4: Simplify right side
    205,126.47x = 36,690,394,639.03
  5. Step 5: Solve for x
    x = 36,690,394,639.03/205,126.47
  6. Step 6: Final answer
    x = 178,867.19

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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.