Home / 151,529.71-227,360.22-81,327.01

Finding the Fourth Proportional to 151,529.71, 227,360.22 and 81,327.01

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Solution

The fourth proportional to 151,529.71, 227,360.22 and 81,327.01 is: 122,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,529.71 : 227,360.22 = 81,327.01 : x
  2. Step 2: Convert to fraction form
    151,529.71/227,360.22 = 81,327.01/x
  3. Step 3: Cross multiply
    151,529.71x = 227,360.22 × 81,327.01
  4. Step 4: Simplify right side
    151,529.71x = 18,490,526,885.54
  5. Step 5: Solve for x
    x = 18,490,526,885.54/151,529.71
  6. Step 6: Final answer
    x = 122,025.75

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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.