Home / 76,563.03-114,867.90-39,149.39

Finding the Fourth Proportional to 76,563.03, 114,867.90 and 39,149.39

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Solution

The fourth proportional to 76,563.03, 114,867.90 and 39,149.39 is: 58,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,563.03 : 114,867.90 = 39,149.39 : x
  2. Step 2: Convert to fraction form
    76,563.03/114,867.90 = 39,149.39/x
  3. Step 3: Cross multiply
    76,563.03x = 114,867.90 × 39,149.39
  4. Step 4: Simplify right side
    76,563.03x = 4,497,007,641.24
  5. Step 5: Solve for x
    x = 4,497,007,641.24/76,563.03
  6. Step 6: Final answer
    x = 58,736.02

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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.