Home / 178,845.65-246,820.73-102,388.73

Finding the Fourth Proportional to 178,845.65, 246,820.73 and 102,388.73

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Solution

The fourth proportional to 178,845.65, 246,820.73 and 102,388.73 is: 141,304.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,845.65 : 246,820.73 = 102,388.73 : x
  2. Step 2: Convert to fraction form
    178,845.65/246,820.73 = 102,388.73/x
  3. Step 3: Cross multiply
    178,845.65x = 246,820.73 × 102,388.73
  4. Step 4: Simplify right side
    178,845.65x = 25,271,660,645.86
  5. Step 5: Solve for x
    x = 25,271,660,645.86/178,845.65
  6. Step 6: Final answer
    x = 141,304.31

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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.