Home / 69,680.70-96,106.39-48,206.19

Finding the Fourth Proportional to 69,680.70, 96,106.39 and 48,206.19

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Solution

The fourth proportional to 69,680.70, 96,106.39 and 48,206.19 is: 66,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,680.70 : 96,106.39 = 48,206.19 : x
  2. Step 2: Convert to fraction form
    69,680.70/96,106.39 = 48,206.19/x
  3. Step 3: Cross multiply
    69,680.70x = 96,106.39 × 48,206.19
  4. Step 4: Simplify right side
    69,680.70x = 4,632,922,416.02
  5. Step 5: Solve for x
    x = 4,632,922,416.02/69,680.70
  6. Step 6: Final answer
    x = 66,487.88

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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.