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Finding the Fourth Proportional to 126,594.70, 189,985.47 and 60,034.97

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Solution

The fourth proportional to 126,594.70, 189,985.47 and 60,034.97 is: 90,096.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,594.70 : 189,985.47 = 60,034.97 : x
  2. Step 2: Convert to fraction form
    126,594.70/189,985.47 = 60,034.97/x
  3. Step 3: Cross multiply
    126,594.70x = 189,985.47 × 60,034.97
  4. Step 4: Simplify right side
    126,594.70x = 11,405,772,241.72
  5. Step 5: Solve for x
    x = 11,405,772,241.72/126,594.70
  6. Step 6: Final answer
    x = 90,096.76

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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.