Home / 67,679.11-93,366.18-43,813.48

Finding the Fourth Proportional to 67,679.11, 93,366.18 and 43,813.48

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Solution

The fourth proportional to 67,679.11, 93,366.18 and 43,813.48 is: 60,442.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,679.11 : 93,366.18 = 43,813.48 : x
  2. Step 2: Convert to fraction form
    67,679.11/93,366.18 = 43,813.48/x
  3. Step 3: Cross multiply
    67,679.11x = 93,366.18 × 43,813.48
  4. Step 4: Simplify right side
    67,679.11x = 4,090,697,260.11
  5. Step 5: Solve for x
    x = 4,090,697,260.11/67,679.11
  6. Step 6: Final answer
    x = 60,442.54

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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.