Home / 486,165.16-729,247.73-131,179.17

Finding the Fourth Proportional to 486,165.16, 729,247.73 and 131,179.17

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Solution

The fourth proportional to 486,165.16, 729,247.73 and 131,179.17 is: 196,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,165.16 : 729,247.73 = 131,179.17 : x
  2. Step 2: Convert to fraction form
    486,165.16/729,247.73 = 131,179.17/x
  3. Step 3: Cross multiply
    486,165.16x = 729,247.73 × 131,179.17
  4. Step 4: Simplify right side
    486,165.16x = 95,662,114,024.57
  5. Step 5: Solve for x
    x = 95,662,114,024.57/486,165.16
  6. Step 6: Final answer
    x = 196,768.76

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Similar ratio
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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.