Home / 76,515.97-114,790.20-23,929.42

Finding the Fourth Proportional to 76,515.97, 114,790.20 and 23,929.42

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Solution

The fourth proportional to 76,515.97, 114,790.20 and 23,929.42 is: 35,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,515.97 : 114,790.20 = 23,929.42 : x
  2. Step 2: Convert to fraction form
    76,515.97/114,790.20 = 23,929.42/x
  3. Step 3: Cross multiply
    76,515.97x = 114,790.20 × 23,929.42
  4. Step 4: Simplify right side
    76,515.97x = 2,746,862,907.68
  5. Step 5: Solve for x
    x = 2,746,862,907.68/76,515.97
  6. Step 6: Final answer
    x = 35,899.21

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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.