Home / 178,669.04-246,563.76-98,101.78

Finding the Fourth Proportional to 178,669.04, 246,563.76 and 98,101.78

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Solution

The fourth proportional to 178,669.04, 246,563.76 and 98,101.78 is: 135,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,669.04 : 246,563.76 = 98,101.78 : x
  2. Step 2: Convert to fraction form
    178,669.04/246,563.76 = 98,101.78/x
  3. Step 3: Cross multiply
    178,669.04x = 246,563.76 × 98,101.78
  4. Step 4: Simplify right side
    178,669.04x = 24,188,343,123.08
  5. Step 5: Solve for x
    x = 24,188,343,123.08/178,669.04
  6. Step 6: Final answer
    x = 135,380.72

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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.