Home / 127,825.65-191,752.52-34,338.69

Finding the Fourth Proportional to 127,825.65, 191,752.52 and 34,338.69

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Solution

The fourth proportional to 127,825.65, 191,752.52 and 34,338.69 is: 51,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,825.65 : 191,752.52 = 34,338.69 : x
  2. Step 2: Convert to fraction form
    127,825.65/191,752.52 = 34,338.69/x
  3. Step 3: Cross multiply
    127,825.65x = 191,752.52 × 34,338.69
  4. Step 4: Simplify right side
    127,825.65x = 6,584,530,169.31
  5. Step 5: Solve for x
    x = 6,584,530,169.31/127,825.65
  6. Step 6: Final answer
    x = 51,511.81

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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.