Home / 48,759.42-73,120.67-19,161.08

Finding the Fourth Proportional to 48,759.42, 73,120.67 and 19,161.08

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Solution

The fourth proportional to 48,759.42, 73,120.67 and 19,161.08 is: 28,734.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,759.42 : 73,120.67 = 19,161.08 : x
  2. Step 2: Convert to fraction form
    48,759.42/73,120.67 = 19,161.08/x
  3. Step 3: Cross multiply
    48,759.42x = 73,120.67 × 19,161.08
  4. Step 4: Simplify right side
    48,759.42x = 1,401,071,007.52
  5. Step 5: Solve for x
    x = 1,401,071,007.52/48,759.42
  6. Step 6: Final answer
    x = 28,734.37

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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.