Home / 55,107.72-76,046.04-29,957.22

Finding the Fourth Proportional to 55,107.72, 76,046.04 and 29,957.22

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Solution

The fourth proportional to 55,107.72, 76,046.04 and 29,957.22 is: 41,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,107.72 : 76,046.04 = 29,957.22 : x
  2. Step 2: Convert to fraction form
    55,107.72/76,046.04 = 29,957.22/x
  3. Step 3: Cross multiply
    55,107.72x = 76,046.04 × 29,957.22
  4. Step 4: Simplify right side
    55,107.72x = 2,278,127,950.41
  5. Step 5: Solve for x
    x = 2,278,127,950.41/55,107.72
  6. Step 6: Final answer
    x = 41,339.54

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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.