Home / 146,226.42-219,409.37-79,665.08

Finding the Fourth Proportional to 146,226.42, 219,409.37 and 79,665.08

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Solution

The fourth proportional to 146,226.42, 219,409.37 and 79,665.08 is: 119,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,226.42 : 219,409.37 = 79,665.08 : x
  2. Step 2: Convert to fraction form
    146,226.42/219,409.37 = 79,665.08/x
  3. Step 3: Cross multiply
    146,226.42x = 219,409.37 × 79,665.08
  4. Step 4: Simplify right side
    146,226.42x = 17,479,263,817.17
  5. Step 5: Solve for x
    x = 17,479,263,817.17/146,226.42
  6. Step 6: Final answer
    x = 119,535.61

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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.