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Finding the Fourth Proportional to 60,267.60, 83,163.72 and 33,408.84

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Solution

The fourth proportional to 60,267.60, 83,163.72 and 33,408.84 is: 46,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,267.60 : 83,163.72 = 33,408.84 : x
  2. Step 2: Convert to fraction form
    60,267.60/83,163.72 = 33,408.84/x
  3. Step 3: Cross multiply
    60,267.60x = 83,163.72 × 33,408.84
  4. Step 4: Simplify right side
    60,267.60x = 2,778,403,415.28
  5. Step 5: Solve for x
    x = 2,778,403,415.28/60,267.60
  6. Step 6: Final answer
    x = 46,101.11

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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.