Home / 336,936.11-505,524.44-144,729.79

Finding the Fourth Proportional to 336,936.11, 505,524.44 and 144,729.79

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Solution

The fourth proportional to 336,936.11, 505,524.44 and 144,729.79 is: 217,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,936.11 : 505,524.44 = 144,729.79 : x
  2. Step 2: Convert to fraction form
    336,936.11/505,524.44 = 144,729.79/x
  3. Step 3: Cross multiply
    336,936.11x = 505,524.44 × 144,729.79
  4. Step 4: Simplify right side
    336,936.11x = 73,164,445,139.08
  5. Step 5: Solve for x
    x = 73,164,445,139.08/336,936.11
  6. Step 6: Final answer
    x = 217,146.35

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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.