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Finding the Fourth Proportional to 76,059.36, 114,076.80 and 22,750.56

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Solution

The fourth proportional to 76,059.36, 114,076.80 and 22,750.56 is: 34,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,059.36 : 114,076.80 = 22,750.56 : x
  2. Step 2: Convert to fraction form
    76,059.36/114,076.80 = 22,750.56/x
  3. Step 3: Cross multiply
    76,059.36x = 114,076.80 × 22,750.56
  4. Step 4: Simplify right side
    76,059.36x = 2,595,311,083.01
  5. Step 5: Solve for x
    x = 2,595,311,083.01/76,059.36
  6. Step 6: Final answer
    x = 34,122.18

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1.5x scale

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.