Home / 226,204.68-312,200.86-130,766.70

Finding the Fourth Proportional to 226,204.68, 312,200.86 and 130,766.70

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Solution

The fourth proportional to 226,204.68, 312,200.86 and 130,766.70 is: 180,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,204.68 : 312,200.86 = 130,766.70 : x
  2. Step 2: Convert to fraction form
    226,204.68/312,200.86 = 130,766.70/x
  3. Step 3: Cross multiply
    226,204.68x = 312,200.86 × 130,766.70
  4. Step 4: Simplify right side
    226,204.68x = 40,825,476,199.36
  5. Step 5: Solve for x
    x = 40,825,476,199.36/226,204.68
  6. Step 6: Final answer
    x = 180,480.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.