Home / 179,544.60-269,381.19-76,918.87

Finding the Fourth Proportional to 179,544.60, 269,381.19 and 76,918.87

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Solution

The fourth proportional to 179,544.60, 269,381.19 and 76,918.87 is: 115,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,544.60 : 269,381.19 = 76,918.87 : x
  2. Step 2: Convert to fraction form
    179,544.60/269,381.19 = 76,918.87/x
  3. Step 3: Cross multiply
    179,544.60x = 269,381.19 × 76,918.87
  4. Step 4: Simplify right side
    179,544.60x = 20,720,495,843.96
  5. Step 5: Solve for x
    x = 20,720,495,843.96/179,544.60
  6. Step 6: Final answer
    x = 115,405.84

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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.