Home / 97,741.60-146,546.70-38,546.80

Finding the Fourth Proportional to 97,741.60, 146,546.70 and 38,546.80

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Solution

The fourth proportional to 97,741.60, 146,546.70 and 38,546.80 is: 57,794.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,741.60 : 146,546.70 = 38,546.80 : x
  2. Step 2: Convert to fraction form
    97,741.60/146,546.70 = 38,546.80/x
  3. Step 3: Cross multiply
    97,741.60x = 146,546.70 × 38,546.80
  4. Step 4: Simplify right side
    97,741.60x = 5,648,906,335.56
  5. Step 5: Solve for x
    x = 5,648,906,335.56/97,741.60
  6. Step 6: Final answer
    x = 57,794.29

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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.