Home / 130,065.74-195,078.26-41,307.56

Finding the Fourth Proportional to 130,065.74, 195,078.26 and 41,307.56

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Solution

The fourth proportional to 130,065.74, 195,078.26 and 41,307.56 is: 61,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,065.74 : 195,078.26 = 41,307.56 : x
  2. Step 2: Convert to fraction form
    130,065.74/195,078.26 = 41,307.56/x
  3. Step 3: Cross multiply
    130,065.74x = 195,078.26 × 41,307.56
  4. Step 4: Simplify right side
    130,065.74x = 8,058,206,929.65
  5. Step 5: Solve for x
    x = 8,058,206,929.65/130,065.74
  6. Step 6: Final answer
    x = 61,954.88

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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.