Home / 100,252.37-150,402.13-29,176.54

Finding the Fourth Proportional to 100,252.37, 150,402.13 and 29,176.54

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Solution

The fourth proportional to 100,252.37, 150,402.13 and 29,176.54 is: 43,771.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,252.37 : 150,402.13 = 29,176.54 : x
  2. Step 2: Convert to fraction form
    100,252.37/150,402.13 = 29,176.54/x
  3. Step 3: Cross multiply
    100,252.37x = 150,402.13 × 29,176.54
  4. Step 4: Simplify right side
    100,252.37x = 4,388,212,864.14
  5. Step 5: Solve for x
    x = 4,388,212,864.14/100,252.37
  6. Step 6: Final answer
    x = 43,771.66

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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.