Home / 132,945.60-199,418.40-97,516.20

Finding the Fourth Proportional to 132,945.60, 199,418.40 and 97,516.20

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Solution

The fourth proportional to 132,945.60, 199,418.40 and 97,516.20 is: 146,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945.60 : 199,418.40 = 97,516.20 : x
  2. Step 2: Convert to fraction form
    132,945.60/199,418.40 = 97,516.20/x
  3. Step 3: Cross multiply
    132,945.60x = 199,418.40 × 97,516.20
  4. Step 4: Simplify right side
    132,945.60x = 19,446,524,578.08
  5. Step 5: Solve for x
    x = 19,446,524,578.08/132,945.60
  6. Step 6: Final answer
    x = 146,274.30

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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.