Home / 131,010.48-196,515.81-56,082.02

Finding the Fourth Proportional to 131,010.48, 196,515.81 and 56,082.02

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Solution

The fourth proportional to 131,010.48, 196,515.81 and 56,082.02 is: 84,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,010.48 : 196,515.81 = 56,082.02 : x
  2. Step 2: Convert to fraction form
    131,010.48/196,515.81 = 56,082.02/x
  3. Step 3: Cross multiply
    131,010.48x = 196,515.81 × 56,082.02
  4. Step 4: Simplify right side
    131,010.48x = 11,021,002,604.16
  5. Step 5: Solve for x
    x = 11,021,002,604.16/131,010.48
  6. Step 6: Final answer
    x = 84,123.06

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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.