Home / 234,833.50-324,071.19-127,404.31

Finding the Fourth Proportional to 234,833.50, 324,071.19 and 127,404.31

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Solution

The fourth proportional to 234,833.50, 324,071.19 and 127,404.31 is: 175,818.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,833.50 : 324,071.19 = 127,404.31 : x
  2. Step 2: Convert to fraction form
    234,833.50/324,071.19 = 127,404.31/x
  3. Step 3: Cross multiply
    234,833.50x = 324,071.19 × 127,404.31
  4. Step 4: Simplify right side
    234,833.50x = 41,288,066,352.83
  5. Step 5: Solve for x
    x = 41,288,066,352.83/234,833.50
  6. Step 6: Final answer
    x = 175,818.47

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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.