Home / 171,606.48-236,840.13-100,008.96

Finding the Fourth Proportional to 171,606.48, 236,840.13 and 100,008.96

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Solution

The fourth proportional to 171,606.48, 236,840.13 and 100,008.96 is: 138,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,606.48 : 236,840.13 = 100,008.96 : x
  2. Step 2: Convert to fraction form
    171,606.48/236,840.13 = 100,008.96/x
  3. Step 3: Cross multiply
    171,606.48x = 236,840.13 × 100,008.96
  4. Step 4: Simplify right side
    171,606.48x = 23,686,135,087.56
  5. Step 5: Solve for x
    x = 23,686,135,087.56/171,606.48
  6. Step 6: Final answer
    x = 138,025.88

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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.