Home / 151,669.68-227,199.96-75,538.80

Finding the Fourth Proportional to 151,669.68, 227,199.96 and 75,538.80

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Solution

The fourth proportional to 151,669.68, 227,199.96 and 75,538.80 is: 113,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,669.68 : 227,199.96 = 75,538.80 : x
  2. Step 2: Convert to fraction form
    151,669.68/227,199.96 = 75,538.80/x
  3. Step 3: Cross multiply
    151,669.68x = 227,199.96 × 75,538.80
  4. Step 4: Simplify right side
    151,669.68x = 17,162,412,338.45
  5. Step 5: Solve for x
    x = 17,162,412,338.45/151,669.68
  6. Step 6: Final answer
    x = 113,156.51

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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.