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Finding the Fourth Proportional to 178,882.67, 246,858.26 and 98,308.46

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Solution

The fourth proportional to 178,882.67, 246,858.26 and 98,308.46 is: 135,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,882.67 : 246,858.26 = 98,308.46 : x
  2. Step 2: Convert to fraction form
    178,882.67/246,858.26 = 98,308.46/x
  3. Step 3: Cross multiply
    178,882.67x = 246,858.26 × 98,308.46
  4. Step 4: Simplify right side
    178,882.67x = 24,268,255,378.88
  5. Step 5: Solve for x
    x = 24,268,255,378.88/178,882.67
  6. Step 6: Final answer
    x = 135,665.77

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1.5x scale

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.