Home / 151,832.53-227,887.02-80,814.81

Finding the Fourth Proportional to 151,832.53, 227,887.02 and 80,814.81

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Solution

The fourth proportional to 151,832.53, 227,887.02 and 80,814.81 is: 121,295.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,832.53 : 227,887.02 = 80,814.81 : x
  2. Step 2: Convert to fraction form
    151,832.53/227,887.02 = 80,814.81/x
  3. Step 3: Cross multiply
    151,832.53x = 227,887.02 × 80,814.81
  4. Step 4: Simplify right side
    151,832.53x = 18,416,647,077.34
  5. Step 5: Solve for x
    x = 18,416,647,077.34/151,832.53
  6. Step 6: Final answer
    x = 121,295.80

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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.