Home / 168,082.36-252,123.54-97,961.40

Finding the Fourth Proportional to 168,082.36, 252,123.54 and 97,961.40

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Solution

The fourth proportional to 168,082.36, 252,123.54 and 97,961.40 is: 146,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,082.36 : 252,123.54 = 97,961.40 : x
  2. Step 2: Convert to fraction form
    168,082.36/252,123.54 = 97,961.40/x
  3. Step 3: Cross multiply
    168,082.36x = 252,123.54 × 97,961.40
  4. Step 4: Simplify right side
    168,082.36x = 24,698,374,951.36
  5. Step 5: Solve for x
    x = 24,698,374,951.36/168,082.36
  6. Step 6: Final answer
    x = 146,942.10

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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.