Home / 179,787.70-248,002.28-115,233.94

Finding the Fourth Proportional to 179,787.70, 248,002.28 and 115,233.94

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Solution

The fourth proportional to 179,787.70, 248,002.28 and 115,233.94 is: 158,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,787.70 : 248,002.28 = 115,233.94 : x
  2. Step 2: Convert to fraction form
    179,787.70/248,002.28 = 115,233.94/x
  3. Step 3: Cross multiply
    179,787.70x = 248,002.28 × 115,233.94
  4. Step 4: Simplify right side
    179,787.70x = 28,578,279,853.38
  5. Step 5: Solve for x
    x = 28,578,279,853.38/179,787.70
  6. Step 6: Final answer
    x = 158,955.70

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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.