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Finding the Fourth Proportional to 133,559.82, 200,350.19 and 38,791.58

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Solution

The fourth proportional to 133,559.82, 200,350.19 and 38,791.58 is: 58,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,559.82 : 200,350.19 = 38,791.58 : x
  2. Step 2: Convert to fraction form
    133,559.82/200,350.19 = 38,791.58/x
  3. Step 3: Cross multiply
    133,559.82x = 200,350.19 × 38,791.58
  4. Step 4: Simplify right side
    133,559.82x = 7,771,899,518.63
  5. Step 5: Solve for x
    x = 7,771,899,518.63/133,559.82
  6. Step 6: Final answer
    x = 58,190.40

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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.