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Finding the Fourth Proportional to 178,956.35, 246,961.37 and 97,284.76

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Solution

The fourth proportional to 178,956.35, 246,961.37 and 97,284.76 is: 134,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,956.35 : 246,961.37 = 97,284.76 : x
  2. Step 2: Convert to fraction form
    178,956.35/246,961.37 = 97,284.76/x
  3. Step 3: Cross multiply
    178,956.35x = 246,961.37 × 97,284.76
  4. Step 4: Simplify right side
    178,956.35x = 24,025,577,609.72
  5. Step 5: Solve for x
    x = 24,025,577,609.72/178,956.35
  6. Step 6: Final answer
    x = 134,253.84

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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.