Home / 119,938.44-165,517.62-66,226.86

Finding the Fourth Proportional to 119,938.44, 165,517.62 and 66,226.86

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Solution

The fourth proportional to 119,938.44, 165,517.62 and 66,226.86 is: 91,394.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,938.44 : 165,517.62 = 66,226.86 : x
  2. Step 2: Convert to fraction form
    119,938.44/165,517.62 = 66,226.86/x
  3. Step 3: Cross multiply
    119,938.44x = 165,517.62 × 66,226.86
  4. Step 4: Simplify right side
    119,938.44x = 10,961,712,247.27
  5. Step 5: Solve for x
    x = 10,961,712,247.27/119,938.44
  6. Step 6: Final answer
    x = 91,394.49

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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.