Home / 92,439.44-138,626.72-25,861.68

Finding the Fourth Proportional to 92,439.44, 138,626.72 and 25,861.68

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Solution

The fourth proportional to 92,439.44, 138,626.72 and 25,861.68 is: 38,783.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,439.44 : 138,626.72 = 25,861.68 : x
  2. Step 2: Convert to fraction form
    92,439.44/138,626.72 = 25,861.68/x
  3. Step 3: Cross multiply
    92,439.44x = 138,626.72 × 25,861.68
  4. Step 4: Simplify right side
    92,439.44x = 3,585,119,872.09
  5. Step 5: Solve for x
    x = 3,585,119,872.09/92,439.44
  6. Step 6: Final answer
    x = 38,783.44

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1.5x scale

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.