Home / 80,554.32-111,159.84-44,744.43

Finding the Fourth Proportional to 80,554.32, 111,159.84 and 44,744.43

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Solution

The fourth proportional to 80,554.32, 111,159.84 and 44,744.43 is: 61,744.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,554.32 : 111,159.84 = 44,744.43 : x
  2. Step 2: Convert to fraction form
    80,554.32/111,159.84 = 44,744.43/x
  3. Step 3: Cross multiply
    80,554.32x = 111,159.84 × 44,744.43
  4. Step 4: Simplify right side
    80,554.32x = 4,973,783,679.69
  5. Step 5: Solve for x
    x = 4,973,783,679.69/80,554.32
  6. Step 6: Final answer
    x = 61,744.47

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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.