Home / 336,536.78-504,791.19-136,849.50

Finding the Fourth Proportional to 336,536.78, 504,791.19 and 136,849.50

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Solution

The fourth proportional to 336,536.78, 504,791.19 and 136,849.50 is: 205,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,536.78 : 504,791.19 = 136,849.50 : x
  2. Step 2: Convert to fraction form
    336,536.78/504,791.19 = 136,849.50/x
  3. Step 3: Cross multiply
    336,536.78x = 504,791.19 × 136,849.50
  4. Step 4: Simplify right side
    336,536.78x = 69,080,421,955.91
  5. Step 5: Solve for x
    x = 69,080,421,955.91/336,536.78
  6. Step 6: Final answer
    x = 205,268.57

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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.