Home / 135,453.86-203,199.79-56,550.14

Finding the Fourth Proportional to 135,453.86, 203,199.79 and 56,550.14

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Solution

The fourth proportional to 135,453.86, 203,199.79 and 56,550.14 is: 84,833.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,453.86 : 203,199.79 = 56,550.14 : x
  2. Step 2: Convert to fraction form
    135,453.86/203,199.79 = 56,550.14/x
  3. Step 3: Cross multiply
    135,453.86x = 203,199.79 × 56,550.14
  4. Step 4: Simplify right side
    135,453.86x = 11,490,976,572.47
  5. Step 5: Solve for x
    x = 11,490,976,572.47/135,453.86
  6. Step 6: Final answer
    x = 84,833.14

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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.