Home / 76,489.02-114,694.09-34,332.97

Finding the Fourth Proportional to 76,489.02, 114,694.09 and 34,332.97

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Solution

The fourth proportional to 76,489.02, 114,694.09 and 34,332.97 is: 51,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,489.02 : 114,694.09 = 34,332.97 : x
  2. Step 2: Convert to fraction form
    76,489.02/114,694.09 = 34,332.97/x
  3. Step 3: Cross multiply
    76,489.02x = 114,694.09 × 34,332.97
  4. Step 4: Simplify right side
    76,489.02x = 3,937,788,751.15
  5. Step 5: Solve for x
    x = 3,937,788,751.15/76,489.02
  6. Step 6: Final answer
    x = 51,481.75

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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.