Home / 114,767.43-158,311.58-80,825.19

Finding the Fourth Proportional to 114,767.43, 158,311.58 and 80,825.19

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Solution

The fourth proportional to 114,767.43, 158,311.58 and 80,825.19 is: 111,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,767.43 : 158,311.58 = 80,825.19 : x
  2. Step 2: Convert to fraction form
    114,767.43/158,311.58 = 80,825.19/x
  3. Step 3: Cross multiply
    114,767.43x = 158,311.58 × 80,825.19
  4. Step 4: Simplify right side
    114,767.43x = 12,795,563,128.57
  5. Step 5: Solve for x
    x = 12,795,563,128.57/114,767.43
  6. Step 6: Final answer
    x = 111,491.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.