Home / 100,849.36-151,238.76-29,753.11

Finding the Fourth Proportional to 100,849.36, 151,238.76 and 29,753.11

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Solution

The fourth proportional to 100,849.36, 151,238.76 and 29,753.11 is: 44,619.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,849.36 : 151,238.76 = 29,753.11 : x
  2. Step 2: Convert to fraction form
    100,849.36/151,238.76 = 29,753.11/x
  3. Step 3: Cross multiply
    100,849.36x = 151,238.76 × 29,753.11
  4. Step 4: Simplify right side
    100,849.36x = 4,499,823,462.54
  5. Step 5: Solve for x
    x = 4,499,823,462.54/100,849.36
  6. Step 6: Final answer
    x = 44,619.26

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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.