Home / 151,722.11-227,587.31-39,399.81

Finding the Fourth Proportional to 151,722.11, 227,587.31 and 39,399.81

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Solution

The fourth proportional to 151,722.11, 227,587.31 and 39,399.81 is: 59,100.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,722.11 : 227,587.31 = 39,399.81 : x
  2. Step 2: Convert to fraction form
    151,722.11/227,587.31 = 39,399.81/x
  3. Step 3: Cross multiply
    151,722.11x = 227,587.31 × 39,399.81
  4. Step 4: Simplify right side
    151,722.11x = 8,966,896,575.41
  5. Step 5: Solve for x
    x = 8,966,896,575.41/151,722.11
  6. Step 6: Final answer
    x = 59,100.79

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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.