Home / 178,983.20-246,998.04-98,408

Finding the Fourth Proportional to 178,983.20, 246,998.04 and 98,408

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Solution

The fourth proportional to 178,983.20, 246,998.04 and 98,408 is: 135,803.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,983.20 : 246,998.04 = 98,408 : x
  2. Step 2: Convert to fraction form
    178,983.20/246,998.04 = 98,408/x
  3. Step 3: Cross multiply
    178,983.20x = 246,998.04 × 98,408
  4. Step 4: Simplify right side
    178,983.20x = 24,306,583,120.32
  5. Step 5: Solve for x
    x = 24,306,583,120.32/178,983.20
  6. Step 6: Final answer
    x = 135,803.71

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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.