Home / 151,832.61-227,887.08-80,814.85

Finding the Fourth Proportional to 151,832.61, 227,887.08 and 80,814.85

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Solution

The fourth proportional to 151,832.61, 227,887.08 and 80,814.85 is: 121,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,832.61 : 227,887.08 = 80,814.85 : x
  2. Step 2: Convert to fraction form
    151,832.61/227,887.08 = 80,814.85/x
  3. Step 3: Cross multiply
    151,832.61x = 227,887.08 × 80,814.85
  4. Step 4: Simplify right side
    151,832.61x = 18,416,660,187.14
  5. Step 5: Solve for x
    x = 18,416,660,187.14/151,832.61
  6. Step 6: Final answer
    x = 121,295.82

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1.5x scale

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.