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Finding the Fourth Proportional to 223,679.76, 335,238.93 and 133,788.93

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Solution

The fourth proportional to 223,679.76, 335,238.93 and 133,788.93 is: 200,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,679.76 : 335,238.93 = 133,788.93 : x
  2. Step 2: Convert to fraction form
    223,679.76/335,238.93 = 133,788.93/x
  3. Step 3: Cross multiply
    223,679.76x = 335,238.93 × 133,788.93
  4. Step 4: Simplify right side
    223,679.76x = 44,851,257,739.04
  5. Step 5: Solve for x
    x = 44,851,257,739.04/223,679.76
  6. Step 6: Final answer
    x = 200,515.49

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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.