Home / 234,942.42-324,223.65-127,513.74

Finding the Fourth Proportional to 234,942.42, 324,223.65 and 127,513.74

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Solution

The fourth proportional to 234,942.42, 324,223.65 and 127,513.74 is: 175,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,942.42 : 324,223.65 = 127,513.74 : x
  2. Step 2: Convert to fraction form
    234,942.42/324,223.65 = 127,513.74/x
  3. Step 3: Cross multiply
    234,942.42x = 324,223.65 × 127,513.74
  4. Step 4: Simplify right side
    234,942.42x = 41,342,970,207.95
  5. Step 5: Solve for x
    x = 41,342,970,207.95/234,942.42
  6. Step 6: Final answer
    x = 175,970.65

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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.