Home / 55,109.04-76,049.73-29,958.54

Finding the Fourth Proportional to 55,109.04, 76,049.73 and 29,958.54

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Solution

The fourth proportional to 55,109.04, 76,049.73 and 29,958.54 is: 41,342.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,109.04 : 76,049.73 = 29,958.54 : x
  2. Step 2: Convert to fraction form
    55,109.04/76,049.73 = 29,958.54/x
  3. Step 3: Cross multiply
    55,109.04x = 76,049.73 × 29,958.54
  4. Step 4: Simplify right side
    55,109.04x = 2,278,338,878.19
  5. Step 5: Solve for x
    x = 2,278,338,878.19/55,109.04
  6. Step 6: Final answer
    x = 41,342.38

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1.5x scale

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.