Home / 57,010.24-78,651.84-33,132.64

Finding the Fourth Proportional to 57,010.24, 78,651.84 and 33,132.64

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Solution

The fourth proportional to 57,010.24, 78,651.84 and 33,132.64 is: 45,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,010.24 : 78,651.84 = 33,132.64 : x
  2. Step 2: Convert to fraction form
    57,010.24/78,651.84 = 33,132.64/x
  3. Step 3: Cross multiply
    57,010.24x = 78,651.84 × 33,132.64
  4. Step 4: Simplify right side
    57,010.24x = 2,605,943,100.06
  5. Step 5: Solve for x
    x = 2,605,943,100.06/57,010.24
  6. Step 6: Final answer
    x = 45,710.09

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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.