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Finding the Fourth Proportional to 133,590.80, 200,400.60 and 44,840.72

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Solution

The fourth proportional to 133,590.80, 200,400.60 and 44,840.72 is: 67,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,590.80 : 200,400.60 = 44,840.72 : x
  2. Step 2: Convert to fraction form
    133,590.80/200,400.60 = 44,840.72/x
  3. Step 3: Cross multiply
    133,590.80x = 200,400.60 × 44,840.72
  4. Step 4: Simplify right side
    133,590.80x = 8,986,107,192.43
  5. Step 5: Solve for x
    x = 8,986,107,192.43/133,590.80
  6. Step 6: Final answer
    x = 67,265.91

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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.