Home / 556,822.26-835,226.10-136,101.78

Finding the Fourth Proportional to 556,822.26, 835,226.10 and 136,101.78

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Solution

The fourth proportional to 556,822.26, 835,226.10 and 136,101.78 is: 204,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,822.26 : 835,226.10 = 136,101.78 : x
  2. Step 2: Convert to fraction form
    556,822.26/835,226.10 = 136,101.78/x
  3. Step 3: Cross multiply
    556,822.26x = 835,226.10 × 136,101.78
  4. Step 4: Simplify right side
    556,822.26x = 113,675,758,912.46
  5. Step 5: Solve for x
    x = 113,675,758,912.46/556,822.26
  6. Step 6: Final answer
    x = 204,150.89

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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.