Home / 130,206.06-195,324.72-45,948.82

Finding the Fourth Proportional to 130,206.06, 195,324.72 and 45,948.82

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Solution

The fourth proportional to 130,206.06, 195,324.72 and 45,948.82 is: 68,928.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,206.06 : 195,324.72 = 45,948.82 : x
  2. Step 2: Convert to fraction form
    130,206.06/195,324.72 = 45,948.82/x
  3. Step 3: Cross multiply
    130,206.06x = 195,324.72 × 45,948.82
  4. Step 4: Simplify right side
    130,206.06x = 8,974,940,400.83
  5. Step 5: Solve for x
    x = 8,974,940,400.83/130,206.06
  6. Step 6: Final answer
    x = 68,928.75

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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.