Home / 227,340.26-313,599.32-142,309.70

Finding the Fourth Proportional to 227,340.26, 313,599.32 and 142,309.70

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Solution

The fourth proportional to 227,340.26, 313,599.32 and 142,309.70 is: 196,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,340.26 : 313,599.32 = 142,309.70 : x
  2. Step 2: Convert to fraction form
    227,340.26/313,599.32 = 142,309.70/x
  3. Step 3: Cross multiply
    227,340.26x = 313,599.32 × 142,309.70
  4. Step 4: Simplify right side
    227,340.26x = 44,628,222,869.86
  5. Step 5: Solve for x
    x = 44,628,222,869.86/227,340.26
  6. Step 6: Final answer
    x = 196,305.85

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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.