Home / 89,692.64-123,777.36-51,452.24

Finding the Fourth Proportional to 89,692.64, 123,777.36 and 51,452.24

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Solution

The fourth proportional to 89,692.64, 123,777.36 and 51,452.24 is: 71,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,692.64 : 123,777.36 = 51,452.24 : x
  2. Step 2: Convert to fraction form
    89,692.64/123,777.36 = 51,452.24/x
  3. Step 3: Cross multiply
    89,692.64x = 123,777.36 × 51,452.24
  4. Step 4: Simplify right side
    89,692.64x = 6,368,622,433.29
  5. Step 5: Solve for x
    x = 6,368,622,433.29/89,692.64
  6. Step 6: Final answer
    x = 71,004.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.