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Finding the Fourth Proportional to 167,093.40, 250,640.10 and 127,727.40

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Solution

The fourth proportional to 167,093.40, 250,640.10 and 127,727.40 is: 191,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,093.40 : 250,640.10 = 127,727.40 : x
  2. Step 2: Convert to fraction form
    167,093.40/250,640.10 = 127,727.40/x
  3. Step 3: Cross multiply
    167,093.40x = 250,640.10 × 127,727.40
  4. Step 4: Simplify right side
    167,093.40x = 32,013,608,308.74
  5. Step 5: Solve for x
    x = 32,013,608,308.74/167,093.40
  6. Step 6: Final answer
    x = 191,591.10

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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.