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Finding the Fourth Proportional to 126,846.70, 190,271.94 and 60,293.68

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Solution

The fourth proportional to 126,846.70, 190,271.94 and 60,293.68 is: 90,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,846.70 : 190,271.94 = 60,293.68 : x
  2. Step 2: Convert to fraction form
    126,846.70/190,271.94 = 60,293.68/x
  3. Step 3: Cross multiply
    126,846.70x = 190,271.94 × 60,293.68
  4. Step 4: Simplify right side
    126,846.70x = 11,472,195,463.34
  5. Step 5: Solve for x
    x = 11,472,195,463.34/126,846.70
  6. Step 6: Final answer
    x = 90,441.42

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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.