Home / 351,770.34-527,604.48-115,122.36

Finding the Fourth Proportional to 351,770.34, 527,604.48 and 115,122.36

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Solution

The fourth proportional to 351,770.34, 527,604.48 and 115,122.36 is: 172,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,770.34 : 527,604.48 = 115,122.36 : x
  2. Step 2: Convert to fraction form
    351,770.34/527,604.48 = 115,122.36/x
  3. Step 3: Cross multiply
    351,770.34x = 527,604.48 × 115,122.36
  4. Step 4: Simplify right side
    351,770.34x = 60,739,072,884.17
  5. Step 5: Solve for x
    x = 60,739,072,884.17/351,770.34
  6. Step 6: Final answer
    x = 172,666.84

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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.