Home / 234,721.88-323,907.18-127,289.96

Finding the Fourth Proportional to 234,721.88, 323,907.18 and 127,289.96

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Solution

The fourth proportional to 234,721.88, 323,907.18 and 127,289.96 is: 175,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,721.88 : 323,907.18 = 127,289.96 : x
  2. Step 2: Convert to fraction form
    234,721.88/323,907.18 = 127,289.96/x
  3. Step 3: Cross multiply
    234,721.88x = 323,907.18 × 127,289.96
  4. Step 4: Simplify right side
    234,721.88x = 41,230,131,985.91
  5. Step 5: Solve for x
    x = 41,230,131,985.91/234,721.88
  6. Step 6: Final answer
    x = 175,655.26

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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.