Home / 61,078.44-91,462.14-40,238.76

Finding the Fourth Proportional to 61,078.44, 91,462.14 and 40,238.76

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Solution

The fourth proportional to 61,078.44, 91,462.14 and 40,238.76 is: 60,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,078.44 : 91,462.14 = 40,238.76 : x
  2. Step 2: Convert to fraction form
    61,078.44/91,462.14 = 40,238.76/x
  3. Step 3: Cross multiply
    61,078.44x = 91,462.14 × 40,238.76
  4. Step 4: Simplify right side
    61,078.44x = 3,680,323,100.55
  5. Step 5: Solve for x
    x = 3,680,323,100.55/61,078.44
  6. Step 6: Final answer
    x = 60,255.68

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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.