Home / 126,932.76-190,349.93-67,736.14

Finding the Fourth Proportional to 126,932.76, 190,349.93 and 67,736.14

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Solution

The fourth proportional to 126,932.76, 190,349.93 and 67,736.14 is: 101,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,932.76 : 190,349.93 = 67,736.14 : x
  2. Step 2: Convert to fraction form
    126,932.76/190,349.93 = 67,736.14/x
  3. Step 3: Cross multiply
    126,932.76x = 190,349.93 × 67,736.14
  4. Step 4: Simplify right side
    126,932.76x = 12,893,569,507.47
  5. Step 5: Solve for x
    x = 12,893,569,507.47/126,932.76
  6. Step 6: Final answer
    x = 101,577.95

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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.