Home / 76,220.97-114,285.28-34,093.20

Finding the Fourth Proportional to 76,220.97, 114,285.28 and 34,093.20

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Solution

The fourth proportional to 76,220.97, 114,285.28 and 34,093.20 is: 51,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,220.97 : 114,285.28 = 34,093.20 : x
  2. Step 2: Convert to fraction form
    76,220.97/114,285.28 = 34,093.20/x
  3. Step 3: Cross multiply
    76,220.97x = 114,285.28 × 34,093.20
  4. Step 4: Simplify right side
    76,220.97x = 3,896,350,394.29
  5. Step 5: Solve for x
    x = 3,896,350,394.29/76,220.97
  6. Step 6: Final answer
    x = 51,119.14

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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.