Home / 225,010.20-337,515.30-130,240.20

Finding the Fourth Proportional to 225,010.20, 337,515.30 and 130,240.20

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Solution

The fourth proportional to 225,010.20, 337,515.30 and 130,240.20 is: 195,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,010.20 : 337,515.30 = 130,240.20 : x
  2. Step 2: Convert to fraction form
    225,010.20/337,515.30 = 130,240.20/x
  3. Step 3: Cross multiply
    225,010.20x = 337,515.30 × 130,240.20
  4. Step 4: Simplify right side
    225,010.20x = 43,958,060,175.06
  5. Step 5: Solve for x
    x = 43,958,060,175.06/225,010.20
  6. Step 6: Final answer
    x = 195,360.30

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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.