Home / 49,189.85-73,401.12-43,888.42

Finding the Fourth Proportional to 49,189.85, 73,401.12 and 43,888.42

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Solution

The fourth proportional to 49,189.85, 73,401.12 and 43,888.42 is: 65,490.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,189.85 : 73,401.12 = 43,888.42 : x
  2. Step 2: Convert to fraction form
    49,189.85/73,401.12 = 43,888.42/x
  3. Step 3: Cross multiply
    49,189.85x = 73,401.12 × 43,888.42
  4. Step 4: Simplify right side
    49,189.85x = 3,221,458,738.46
  5. Step 5: Solve for x
    x = 3,221,458,738.46/49,189.85
  6. Step 6: Final answer
    x = 65,490.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.