Home / 345,733.17-477,076.85-192,757

Finding the Fourth Proportional to 345,733.17, 477,076.85 and 192,757

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Solution

The fourth proportional to 345,733.17, 477,076.85 and 192,757 is: 265,985.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,733.17 : 477,076.85 = 192,757 : x
  2. Step 2: Convert to fraction form
    345,733.17/477,076.85 = 192,757/x
  3. Step 3: Cross multiply
    345,733.17x = 477,076.85 × 192,757
  4. Step 4: Simplify right side
    345,733.17x = 91,959,902,375.45
  5. Step 5: Solve for x
    x = 91,959,902,375.45/345,733.17
  6. Step 6: Final answer
    x = 265,985.19

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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.