Home / 218,820.24-328,230.48-125,261.04

Finding the Fourth Proportional to 218,820.24, 328,230.48 and 125,261.04

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Solution

The fourth proportional to 218,820.24, 328,230.48 and 125,261.04 is: 187,891.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,820.24 : 328,230.48 = 125,261.04 : x
  2. Step 2: Convert to fraction form
    218,820.24/328,230.48 = 125,261.04/x
  3. Step 3: Cross multiply
    218,820.24x = 328,230.48 × 125,261.04
  4. Step 4: Simplify right side
    218,820.24x = 41,114,491,284.50
  5. Step 5: Solve for x
    x = 41,114,491,284.50/218,820.24
  6. Step 6: Final answer
    x = 187,891.63

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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.