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Finding the Fourth Proportional to 178,372.53, 246,152.22 and 97,799.86

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Solution

The fourth proportional to 178,372.53, 246,152.22 and 97,799.86 is: 134,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,372.53 : 246,152.22 = 97,799.86 : x
  2. Step 2: Convert to fraction form
    178,372.53/246,152.22 = 97,799.86/x
  3. Step 3: Cross multiply
    178,372.53x = 246,152.22 × 97,799.86
  4. Step 4: Simplify right side
    178,372.53x = 24,073,651,211.02
  5. Step 5: Solve for x
    x = 24,073,651,211.02/178,372.53
  6. Step 6: Final answer
    x = 134,962.77

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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.