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Finding the Fourth Proportional to 270,182.47, 372,819.49 and 149,307.33

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Solution

The fourth proportional to 270,182.47, 372,819.49 and 149,307.33 is: 206,026.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,182.47 : 372,819.49 = 149,307.33 : x
  2. Step 2: Convert to fraction form
    270,182.47/372,819.49 = 149,307.33/x
  3. Step 3: Cross multiply
    270,182.47x = 372,819.49 × 149,307.33
  4. Step 4: Simplify right side
    270,182.47x = 55,664,682,250.59
  5. Step 5: Solve for x
    x = 55,664,682,250.59/270,182.47
  6. Step 6: Final answer
    x = 206,026.26

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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.