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Finding the Fourth Proportional to 336,044.93, 504,012.72 and 136,357.25

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Solution

The fourth proportional to 336,044.93, 504,012.72 and 136,357.25 is: 204,513.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,044.93 : 504,012.72 = 136,357.25 : x
  2. Step 2: Convert to fraction form
    336,044.93/504,012.72 = 136,357.25/x
  3. Step 3: Cross multiply
    336,044.93x = 504,012.72 × 136,357.25
  4. Step 4: Simplify right side
    336,044.93x = 68,725,788,464.22
  5. Step 5: Solve for x
    x = 68,725,788,464.22/336,044.93
  6. Step 6: Final answer
    x = 204,513.69

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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.