Home / 91,626.48-126,446.94-51,340.32

Finding the Fourth Proportional to 91,626.48, 126,446.94 and 51,340.32

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Solution

The fourth proportional to 91,626.48, 126,446.94 and 51,340.32 is: 70,850.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,626.48 : 126,446.94 = 51,340.32 : x
  2. Step 2: Convert to fraction form
    91,626.48/126,446.94 = 51,340.32/x
  3. Step 3: Cross multiply
    91,626.48x = 126,446.94 × 51,340.32
  4. Step 4: Simplify right side
    91,626.48x = 6,491,826,362.62
  5. Step 5: Solve for x
    x = 6,491,826,362.62/91,626.48
  6. Step 6: Final answer
    x = 70,850.99

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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.