Home / 49,189.80-73,401.05-43,888.37

Finding the Fourth Proportional to 49,189.80, 73,401.05 and 43,888.37

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Solution

The fourth proportional to 49,189.80, 73,401.05 and 43,888.37 is: 65,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,189.80 : 73,401.05 = 43,888.37 : x
  2. Step 2: Convert to fraction form
    49,189.80/73,401.05 = 43,888.37/x
  3. Step 3: Cross multiply
    49,189.80x = 73,401.05 × 43,888.37
  4. Step 4: Simplify right side
    49,189.80x = 3,221,452,440.79
  5. Step 5: Solve for x
    x = 3,221,452,440.79/49,189.80
  6. Step 6: Final answer
    x = 65,490.25

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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.