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Finding the Fourth Proportional to 178,383.92, 246,164.28 and 97,809.32

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Solution

The fourth proportional to 178,383.92, 246,164.28 and 97,809.32 is: 134,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,383.92 : 246,164.28 = 97,809.32 : x
  2. Step 2: Convert to fraction form
    178,383.92/246,164.28 = 97,809.32/x
  3. Step 3: Cross multiply
    178,383.92x = 246,164.28 × 97,809.32
  4. Step 4: Simplify right side
    178,383.92x = 24,077,160,835.09
  5. Step 5: Solve for x
    x = 24,077,160,835.09/178,383.92
  6. Step 6: Final answer
    x = 134,973.83

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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.