Home / 97,905.60-146,863.20-51,249.60

Finding the Fourth Proportional to 97,905.60, 146,863.20 and 51,249.60

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Solution

The fourth proportional to 97,905.60, 146,863.20 and 51,249.60 is: 76,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,905.60 : 146,863.20 = 51,249.60 : x
  2. Step 2: Convert to fraction form
    97,905.60/146,863.20 = 51,249.60/x
  3. Step 3: Cross multiply
    97,905.60x = 146,863.20 × 51,249.60
  4. Step 4: Simplify right side
    97,905.60x = 7,526,680,254.72
  5. Step 5: Solve for x
    x = 7,526,680,254.72/97,905.60
  6. Step 6: Final answer
    x = 76,876.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.