Home / 50,759.49-76,048.80-43,288.16

Finding the Fourth Proportional to 50,759.49, 76,048.80 and 43,288.16

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Solution

The fourth proportional to 50,759.49, 76,048.80 and 43,288.16 is: 64,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,759.49 : 76,048.80 = 43,288.16 : x
  2. Step 2: Convert to fraction form
    50,759.49/76,048.80 = 43,288.16/x
  3. Step 3: Cross multiply
    50,759.49x = 76,048.80 × 43,288.16
  4. Step 4: Simplify right side
    50,759.49x = 3,292,012,241.96
  5. Step 5: Solve for x
    x = 3,292,012,241.96/50,759.49
  6. Step 6: Final answer
    x = 64,855.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.