Home / 127,293.78-175,668.19-69,933.84

Finding the Fourth Proportional to 127,293.78, 175,668.19 and 69,933.84

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Solution

The fourth proportional to 127,293.78, 175,668.19 and 69,933.84 is: 96,510.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,293.78 : 175,668.19 = 69,933.84 : x
  2. Step 2: Convert to fraction form
    127,293.78/175,668.19 = 69,933.84/x
  3. Step 3: Cross multiply
    127,293.78x = 175,668.19 × 69,933.84
  4. Step 4: Simplify right side
    127,293.78x = 12,285,151,092.55
  5. Step 5: Solve for x
    x = 12,285,151,092.55/127,293.78
  6. Step 6: Final answer
    x = 96,510.22

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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.