Home / 107,539.62-148,358.25-67,183.14

Finding the Fourth Proportional to 107,539.62, 148,358.25 and 67,183.14

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Solution

The fourth proportional to 107,539.62, 148,358.25 and 67,183.14 is: 92,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,539.62 : 148,358.25 = 67,183.14 : x
  2. Step 2: Convert to fraction form
    107,539.62/148,358.25 = 67,183.14/x
  3. Step 3: Cross multiply
    107,539.62x = 148,358.25 × 67,183.14
  4. Step 4: Simplify right side
    107,539.62x = 9,967,173,079.91
  5. Step 5: Solve for x
    x = 9,967,173,079.91/107,539.62
  6. Step 6: Final answer
    x = 92,683.73

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1.5x scale

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.