Home / 188,923.80-283,604.40-109,025.40

Finding the Fourth Proportional to 188,923.80, 283,604.40 and 109,025.40

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Solution

The fourth proportional to 188,923.80, 283,604.40 and 109,025.40 is: 163,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,923.80 : 283,604.40 = 109,025.40 : x
  2. Step 2: Convert to fraction form
    188,923.80/283,604.40 = 109,025.40/x
  3. Step 3: Cross multiply
    188,923.80x = 283,604.40 × 109,025.40
  4. Step 4: Simplify right side
    188,923.80x = 30,920,083,151.76
  5. Step 5: Solve for x
    x = 30,920,083,151.76/188,923.80
  6. Step 6: Final answer
    x = 163,664.31

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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.