Home / 188,932.80-283,399.20-166,123.20

Finding the Fourth Proportional to 188,932.80, 283,399.20 and 166,123.20

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Solution

The fourth proportional to 188,932.80, 283,399.20 and 166,123.20 is: 249,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,932.80 : 283,399.20 = 166,123.20 : x
  2. Step 2: Convert to fraction form
    188,932.80/283,399.20 = 166,123.20/x
  3. Step 3: Cross multiply
    188,932.80x = 283,399.20 × 166,123.20
  4. Step 4: Simplify right side
    188,932.80x = 47,079,181,981.44
  5. Step 5: Solve for x
    x = 47,079,181,981.44/188,932.80
  6. Step 6: Final answer
    x = 249,184.80

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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.