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Finding the Fourth Proportional to 192,740.40, 270,205.20 and 192,740.40

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Solution

The fourth proportional to 192,740.40, 270,205.20 and 192,740.40 is: 270,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,740.40 : 270,205.20 = 192,740.40 : x
  2. Step 2: Convert to fraction form
    192,740.40/270,205.20 = 192,740.40/x
  3. Step 3: Cross multiply
    192,740.40x = 270,205.20 × 192,740.40
  4. Step 4: Simplify right side
    192,740.40x = 52,079,458,330.08
  5. Step 5: Solve for x
    x = 52,079,458,330.08/192,740.40
  6. Step 6: Final answer
    x = 270,205.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.