Home / 238,908.50-358,112.84-89,083.61

Finding the Fourth Proportional to 238,908.50, 358,112.84 and 89,083.61

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Solution

The fourth proportional to 238,908.50, 358,112.84 and 89,083.61 is: 133,532.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,908.50 : 358,112.84 = 89,083.61 : x
  2. Step 2: Convert to fraction form
    238,908.50/358,112.84 = 89,083.61/x
  3. Step 3: Cross multiply
    238,908.50x = 358,112.84 × 89,083.61
  4. Step 4: Simplify right side
    238,908.50x = 31,901,982,338.57
  5. Step 5: Solve for x
    x = 31,901,982,338.57/238,908.50
  6. Step 6: Final answer
    x = 133,532.22

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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.