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Finding the Fourth Proportional to 192,702.80, 270,060.40 and 192,702.80

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Solution

The fourth proportional to 192,702.80, 270,060.40 and 192,702.80 is: 270,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,702.80 : 270,060.40 = 192,702.80 : x
  2. Step 2: Convert to fraction form
    192,702.80/270,060.40 = 192,702.80/x
  3. Step 3: Cross multiply
    192,702.80x = 270,060.40 × 192,702.80
  4. Step 4: Simplify right side
    192,702.80x = 52,041,395,249.12
  5. Step 5: Solve for x
    x = 52,041,395,249.12/192,702.80
  6. Step 6: Final answer
    x = 270,060.40

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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.