Home / 164,687.47-227,181.06-100,176.43

Finding the Fourth Proportional to 164,687.47, 227,181.06 and 100,176.43

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Solution

The fourth proportional to 164,687.47, 227,181.06 and 100,176.43 is: 138,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,687.47 : 227,181.06 = 100,176.43 : x
  2. Step 2: Convert to fraction form
    164,687.47/227,181.06 = 100,176.43/x
  3. Step 3: Cross multiply
    164,687.47x = 227,181.06 × 100,176.43
  4. Step 4: Simplify right side
    164,687.47x = 22,758,187,554.42
  5. Step 5: Solve for x
    x = 22,758,187,554.42/164,687.47
  6. Step 6: Final answer
    x = 138,190.16

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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.