Home / 130,983.25-196,474.61-36,213.19

Finding the Fourth Proportional to 130,983.25, 196,474.61 and 36,213.19

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Solution

The fourth proportional to 130,983.25, 196,474.61 and 36,213.19 is: 54,319.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,983.25 : 196,474.61 = 36,213.19 : x
  2. Step 2: Convert to fraction form
    130,983.25/196,474.61 = 36,213.19/x
  3. Step 3: Cross multiply
    130,983.25x = 196,474.61 × 36,213.19
  4. Step 4: Simplify right side
    130,983.25x = 7,114,972,257.74
  5. Step 5: Solve for x
    x = 7,114,972,257.74/130,983.25
  6. Step 6: Final answer
    x = 54,319.71

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1.5x scale

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.