Home / 188,845.34-283,268.01-76,504.62

Finding the Fourth Proportional to 188,845.34, 283,268.01 and 76,504.62

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Solution

The fourth proportional to 188,845.34, 283,268.01 and 76,504.62 is: 114,756.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,845.34 : 283,268.01 = 76,504.62 : x
  2. Step 2: Convert to fraction form
    188,845.34/283,268.01 = 76,504.62/x
  3. Step 3: Cross multiply
    188,845.34x = 283,268.01 × 76,504.62
  4. Step 4: Simplify right side
    188,845.34x = 21,671,311,463.21
  5. Step 5: Solve for x
    x = 21,671,311,463.21/188,845.34
  6. Step 6: Final answer
    x = 114,756.93

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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.