Home / 88,651.11-122,335.88-48,365.67

Finding the Fourth Proportional to 88,651.11, 122,335.88 and 48,365.67

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Solution

The fourth proportional to 88,651.11, 122,335.88 and 48,365.67 is: 66,743.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,651.11 : 122,335.88 = 48,365.67 : x
  2. Step 2: Convert to fraction form
    88,651.11/122,335.88 = 48,365.67/x
  3. Step 3: Cross multiply
    88,651.11x = 122,335.88 × 48,365.67
  4. Step 4: Simplify right side
    88,651.11x = 5,916,856,559.41
  5. Step 5: Solve for x
    x = 5,916,856,559.41/88,651.11
  6. Step 6: Final answer
    x = 66,743.18

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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.