Home / 191,227.96-263,896.14-106,343.20

Finding the Fourth Proportional to 191,227.96, 263,896.14 and 106,343.20

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Solution

The fourth proportional to 191,227.96, 263,896.14 and 106,343.20 is: 146,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,227.96 : 263,896.14 = 106,343.20 : x
  2. Step 2: Convert to fraction form
    191,227.96/263,896.14 = 106,343.20/x
  3. Step 3: Cross multiply
    191,227.96x = 263,896.14 × 106,343.20
  4. Step 4: Simplify right side
    191,227.96x = 28,063,559,995.25
  5. Step 5: Solve for x
    x = 28,063,559,995.25/191,227.96
  6. Step 6: Final answer
    x = 146,754.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.