Home / 107,328.80-160,977.72-36,238.56

Finding the Fourth Proportional to 107,328.80, 160,977.72 and 36,238.56

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Solution

The fourth proportional to 107,328.80, 160,977.72 and 36,238.56 is: 54,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,328.80 : 160,977.72 = 36,238.56 : x
  2. Step 2: Convert to fraction form
    107,328.80/160,977.72 = 36,238.56/x
  3. Step 3: Cross multiply
    107,328.80x = 160,977.72 × 36,238.56
  4. Step 4: Simplify right side
    107,328.80x = 5,833,600,764.88
  5. Step 5: Solve for x
    x = 5,833,600,764.88/107,328.80
  6. Step 6: Final answer
    x = 54,352.61

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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.