Home / 65,450.92-98,179.62-18,710.68

Finding the Fourth Proportional to 65,450.92, 98,179.62 and 18,710.68

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Solution

The fourth proportional to 65,450.92, 98,179.62 and 18,710.68 is: 28,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,450.92 : 98,179.62 = 18,710.68 : x
  2. Step 2: Convert to fraction form
    65,450.92/98,179.62 = 18,710.68/x
  3. Step 3: Cross multiply
    65,450.92x = 98,179.62 × 18,710.68
  4. Step 4: Simplify right side
    65,450.92x = 1,837,007,452.34
  5. Step 5: Solve for x
    x = 1,837,007,452.34/65,450.92
  6. Step 6: Final answer
    x = 28,066.95

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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.