Home / 234,830.49-324,067.04-127,401.31

Finding the Fourth Proportional to 234,830.49, 324,067.04 and 127,401.31

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Solution

The fourth proportional to 234,830.49, 324,067.04 and 127,401.31 is: 175,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,830.49 : 324,067.04 = 127,401.31 : x
  2. Step 2: Convert to fraction form
    234,830.49/324,067.04 = 127,401.31/x
  3. Step 3: Cross multiply
    234,830.49x = 324,067.04 × 127,401.31
  4. Step 4: Simplify right side
    234,830.49x = 41,286,565,423.82
  5. Step 5: Solve for x
    x = 41,286,565,423.82/234,830.49
  6. Step 6: Final answer
    x = 175,814.33

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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.