Home / 126,141.71-189,246.58-41,915.48

Finding the Fourth Proportional to 126,141.71, 189,246.58 and 41,915.48

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Solution

The fourth proportional to 126,141.71, 189,246.58 and 41,915.48 is: 62,884.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,141.71 : 189,246.58 = 41,915.48 : x
  2. Step 2: Convert to fraction form
    126,141.71/189,246.58 = 41,915.48/x
  3. Step 3: Cross multiply
    126,141.71x = 189,246.58 × 41,915.48
  4. Step 4: Simplify right side
    126,141.71x = 7,932,360,188.04
  5. Step 5: Solve for x
    x = 7,932,360,188.04/126,141.71
  6. Step 6: Final answer
    x = 62,884.52

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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.