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Finding the Fourth Proportional to 175,583.82, 263,417.64 and 57,255.30

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Solution

The fourth proportional to 175,583.82, 263,417.64 and 57,255.30 is: 85,896.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,583.82 : 263,417.64 = 57,255.30 : x
  2. Step 2: Convert to fraction form
    175,583.82/263,417.64 = 57,255.30/x
  3. Step 3: Cross multiply
    175,583.82x = 263,417.64 × 57,255.30
  4. Step 4: Simplify right side
    175,583.82x = 15,082,056,003.49
  5. Step 5: Solve for x
    x = 15,082,056,003.49/175,583.82
  6. Step 6: Final answer
    x = 85,896.62

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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.