Home / 146,632.70-219,905.18-76,473.74

Finding the Fourth Proportional to 146,632.70, 219,905.18 and 76,473.74

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Solution

The fourth proportional to 146,632.70, 219,905.18 and 76,473.74 is: 114,687.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,632.70 : 219,905.18 = 76,473.74 : x
  2. Step 2: Convert to fraction form
    146,632.70/219,905.18 = 76,473.74/x
  3. Step 3: Cross multiply
    146,632.70x = 219,905.18 × 76,473.74
  4. Step 4: Simplify right side
    146,632.70x = 16,816,971,559.97
  5. Step 5: Solve for x
    x = 16,816,971,559.97/146,632.70
  6. Step 6: Final answer
    x = 114,687.73

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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.