Home / 336,555.09-504,445.05-136,656

Finding the Fourth Proportional to 336,555.09, 504,445.05 and 136,656

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Solution

The fourth proportional to 336,555.09, 504,445.05 and 136,656 is: 204,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,555.09 : 504,445.05 = 136,656 : x
  2. Step 2: Convert to fraction form
    336,555.09/504,445.05 = 136,656/x
  3. Step 3: Cross multiply
    336,555.09x = 504,445.05 × 136,656
  4. Step 4: Simplify right side
    336,555.09x = 68,935,442,752.80
  5. Step 5: Solve for x
    x = 68,935,442,752.80/336,555.09
  6. Step 6: Final answer
    x = 204,826.62

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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.