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Finding the Fourth Proportional to 133,645.70, 200,468.55 and 44,869.70

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Solution

The fourth proportional to 133,645.70, 200,468.55 and 44,869.70 is: 67,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,645.70 : 200,468.55 = 44,869.70 : x
  2. Step 2: Convert to fraction form
    133,645.70/200,468.55 = 44,869.70/x
  3. Step 3: Cross multiply
    133,645.70x = 200,468.55 × 44,869.70
  4. Step 4: Simplify right side
    133,645.70x = 8,994,963,697.94
  5. Step 5: Solve for x
    x = 8,994,963,697.94/133,645.70
  6. Step 6: Final answer
    x = 67,304.55

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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.