Home / 62,134.56-85,745.79-33,840.36

Finding the Fourth Proportional to 62,134.56, 85,745.79 and 33,840.36

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Solution

The fourth proportional to 62,134.56, 85,745.79 and 33,840.36 is: 46,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,134.56 : 85,745.79 = 33,840.36 : x
  2. Step 2: Convert to fraction form
    62,134.56/85,745.79 = 33,840.36/x
  3. Step 3: Cross multiply
    62,134.56x = 85,745.79 × 33,840.36
  4. Step 4: Simplify right side
    62,134.56x = 2,901,668,402.08
  5. Step 5: Solve for x
    x = 2,901,668,402.08/62,134.56
  6. Step 6: Final answer
    x = 46,699.75

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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.