Home / 130,679.46-195,995.76-34,617.30

Finding the Fourth Proportional to 130,679.46, 195,995.76 and 34,617.30

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Solution

The fourth proportional to 130,679.46, 195,995.76 and 34,617.30 is: 51,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,679.46 : 195,995.76 = 34,617.30 : x
  2. Step 2: Convert to fraction form
    130,679.46/195,995.76 = 34,617.30/x
  3. Step 3: Cross multiply
    130,679.46x = 195,995.76 × 34,617.30
  4. Step 4: Simplify right side
    130,679.46x = 6,784,844,022.65
  5. Step 5: Solve for x
    x = 6,784,844,022.65/130,679.46
  6. Step 6: Final answer
    x = 51,919.74

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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.