Home / 52,209.21-78,194.97-40,893.93

Finding the Fourth Proportional to 52,209.21, 78,194.97 and 40,893.93

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Solution

The fourth proportional to 52,209.21, 78,194.97 and 40,893.93 is: 61,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209.21 : 78,194.97 = 40,893.93 : x
  2. Step 2: Convert to fraction form
    52,209.21/78,194.97 = 40,893.93/x
  3. Step 3: Cross multiply
    52,209.21x = 78,194.97 × 40,893.93
  4. Step 4: Simplify right side
    52,209.21x = 3,197,699,629.53
  5. Step 5: Solve for x
    x = 3,197,699,629.53/52,209.21
  6. Step 6: Final answer
    x = 61,247.81

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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.