Home / 55,074.69-76,049.31-41,439.03

Finding the Fourth Proportional to 55,074.69, 76,049.31 and 41,439.03

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Solution

The fourth proportional to 55,074.69, 76,049.31 and 41,439.03 is: 57,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,074.69 : 76,049.31 = 41,439.03 : x
  2. Step 2: Convert to fraction form
    55,074.69/76,049.31 = 41,439.03/x
  3. Step 3: Cross multiply
    55,074.69x = 76,049.31 × 41,439.03
  4. Step 4: Simplify right side
    55,074.69x = 3,151,409,638.57
  5. Step 5: Solve for x
    x = 3,151,409,638.57/55,074.69
  6. Step 6: Final answer
    x = 57,220.65

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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.