Home / 130,625.37-195,938.36-35,856.78

Finding the Fourth Proportional to 130,625.37, 195,938.36 and 35,856.78

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Solution

The fourth proportional to 130,625.37, 195,938.36 and 35,856.78 is: 53,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,625.37 : 195,938.36 = 35,856.78 : x
  2. Step 2: Convert to fraction form
    130,625.37/195,938.36 = 35,856.78/x
  3. Step 3: Cross multiply
    130,625.37x = 195,938.36 × 35,856.78
  4. Step 4: Simplify right side
    130,625.37x = 7,025,718,488.80
  5. Step 5: Solve for x
    x = 7,025,718,488.80/130,625.37
  6. Step 6: Final answer
    x = 53,785.25

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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.