Home / 336,945.79-505,249.65-112,227.22

Finding the Fourth Proportional to 336,945.79, 505,249.65 and 112,227.22

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Solution

The fourth proportional to 336,945.79, 505,249.65 and 112,227.22 is: 168,284.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,945.79 : 505,249.65 = 112,227.22 : x
  2. Step 2: Convert to fraction form
    336,945.79/505,249.65 = 112,227.22/x
  3. Step 3: Cross multiply
    336,945.79x = 505,249.65 × 112,227.22
  4. Step 4: Simplify right side
    336,945.79x = 56,702,763,625.47
  5. Step 5: Solve for x
    x = 56,702,763,625.47/336,945.79
  6. Step 6: Final answer
    x = 168,284.53

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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.