Home / 151,440.12-227,015.53-56,644.61

Finding the Fourth Proportional to 151,440.12, 227,015.53 and 56,644.61

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Solution

The fourth proportional to 151,440.12, 227,015.53 and 56,644.61 is: 84,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,440.12 : 227,015.53 = 56,644.61 : x
  2. Step 2: Convert to fraction form
    151,440.12/227,015.53 = 56,644.61/x
  3. Step 3: Cross multiply
    151,440.12x = 227,015.53 × 56,644.61
  4. Step 4: Simplify right side
    151,440.12x = 12,859,204,884.10
  5. Step 5: Solve for x
    x = 12,859,204,884.10/151,440.12
  6. Step 6: Final answer
    x = 84,912.80

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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.