Home / 311,337.37-467,046.75-111,680.06

Finding the Fourth Proportional to 311,337.37, 467,046.75 and 111,680.06

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Solution

The fourth proportional to 311,337.37, 467,046.75 and 111,680.06 is: 167,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,337.37 : 467,046.75 = 111,680.06 : x
  2. Step 2: Convert to fraction form
    311,337.37/467,046.75 = 111,680.06/x
  3. Step 3: Cross multiply
    311,337.37x = 467,046.75 × 111,680.06
  4. Step 4: Simplify right side
    311,337.37x = 52,159,809,062.81
  5. Step 5: Solve for x
    x = 52,159,809,062.81/311,337.37
  6. Step 6: Final answer
    x = 167,534.69

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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.