Home / 76,084.66-114,033.51-42,734.62

Finding the Fourth Proportional to 76,084.66, 114,033.51 and 42,734.62

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Solution

The fourth proportional to 76,084.66, 114,033.51 and 42,734.62 is: 64,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,084.66 : 114,033.51 = 42,734.62 : x
  2. Step 2: Convert to fraction form
    76,084.66/114,033.51 = 42,734.62/x
  3. Step 3: Cross multiply
    76,084.66x = 114,033.51 × 42,734.62
  4. Step 4: Simplify right side
    76,084.66x = 4,873,177,933.28
  5. Step 5: Solve for x
    x = 4,873,177,933.28/76,084.66
  6. Step 6: Final answer
    x = 64,049.42

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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.