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Finding the Fourth Proportional to 175,471.84, 263,040.72 and 57,059.92

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Solution

The fourth proportional to 175,471.84, 263,040.72 and 57,059.92 is: 85,535.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,471.84 : 263,040.72 = 57,059.92 : x
  2. Step 2: Convert to fraction form
    175,471.84/263,040.72 = 57,059.92/x
  3. Step 3: Cross multiply
    175,471.84x = 263,040.72 × 57,059.92
  4. Step 4: Simplify right side
    175,471.84x = 15,009,082,439.94
  5. Step 5: Solve for x
    x = 15,009,082,439.94/175,471.84
  6. Step 6: Final answer
    x = 85,535.56

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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.