Home / 92,806.20-139,260.33-40,216.14

Finding the Fourth Proportional to 92,806.20, 139,260.33 and 40,216.14

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Solution

The fourth proportional to 92,806.20, 139,260.33 and 40,216.14 is: 60,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,806.20 : 139,260.33 = 40,216.14 : x
  2. Step 2: Convert to fraction form
    92,806.20/139,260.33 = 40,216.14/x
  3. Step 3: Cross multiply
    92,806.20x = 139,260.33 × 40,216.14
  4. Step 4: Simplify right side
    92,806.20x = 5,600,512,927.73
  5. Step 5: Solve for x
    x = 5,600,512,927.73/92,806.20
  6. Step 6: Final answer
    x = 60,346.32

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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.