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Finding the Fourth Proportional to 133,763.60, 200,645.76 and 33,923.86

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Solution

The fourth proportional to 133,763.60, 200,645.76 and 33,923.86 is: 50,885.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,763.60 : 200,645.76 = 33,923.86 : x
  2. Step 2: Convert to fraction form
    133,763.60/200,645.76 = 33,923.86/x
  3. Step 3: Cross multiply
    133,763.60x = 200,645.76 × 33,923.86
  4. Step 4: Simplify right side
    133,763.60x = 6,806,678,671.83
  5. Step 5: Solve for x
    x = 6,806,678,671.83/133,763.60
  6. Step 6: Final answer
    x = 50,885.88

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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.