Home / 185,137.11-255,489.39-104,564.79

Finding the Fourth Proportional to 185,137.11, 255,489.39 and 104,564.79

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Solution

The fourth proportional to 185,137.11, 255,489.39 and 104,564.79 is: 144,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,137.11 : 255,489.39 = 104,564.79 : x
  2. Step 2: Convert to fraction form
    185,137.11/255,489.39 = 104,564.79/x
  3. Step 3: Cross multiply
    185,137.11x = 255,489.39 × 104,564.79
  4. Step 4: Simplify right side
    185,137.11x = 26,715,194,412.58
  5. Step 5: Solve for x
    x = 26,715,194,412.58/185,137.11
  6. Step 6: Final answer
    x = 144,299.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.