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Finding the Fourth Proportional to 133,618.74, 200,421.06 and 44,874.06

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Solution

The fourth proportional to 133,618.74, 200,421.06 and 44,874.06 is: 67,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,618.74 : 200,421.06 = 44,874.06 : x
  2. Step 2: Convert to fraction form
    133,618.74/200,421.06 = 44,874.06/x
  3. Step 3: Cross multiply
    133,618.74x = 200,421.06 × 44,874.06
  4. Step 4: Simplify right side
    133,618.74x = 8,993,706,671.70
  5. Step 5: Solve for x
    x = 8,993,706,671.70/133,618.74
  6. Step 6: Final answer
    x = 67,308.72

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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.