Home / 178,442.64-246,180.52-102,976.56

Finding the Fourth Proportional to 178,442.64, 246,180.52 and 102,976.56

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Solution

The fourth proportional to 178,442.64, 246,180.52 and 102,976.56 is: 142,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,442.64 : 246,180.52 = 102,976.56 : x
  2. Step 2: Convert to fraction form
    178,442.64/246,180.52 = 102,976.56/x
  3. Step 3: Cross multiply
    178,442.64x = 246,180.52 × 102,976.56
  4. Step 4: Simplify right side
    178,442.64x = 25,350,823,088.61
  5. Step 5: Solve for x
    x = 25,350,823,088.61/178,442.64
  6. Step 6: Final answer
    x = 142,067.07

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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.