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Finding the Fourth Proportional to 350,760.06, 526,010.18 and 126,059.94

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Solution

The fourth proportional to 350,760.06, 526,010.18 and 126,059.94 is: 189,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,760.06 : 526,010.18 = 126,059.94 : x
  2. Step 2: Convert to fraction form
    350,760.06/526,010.18 = 126,059.94/x
  3. Step 3: Cross multiply
    350,760.06x = 526,010.18 × 126,059.94
  4. Step 4: Simplify right side
    350,760.06x = 66,308,811,099.89
  5. Step 5: Solve for x
    x = 66,308,811,099.89/350,760.06
  6. Step 6: Final answer
    x = 189,043.22

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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.