Home / 51,703.03-71,339.11-30,183.01

Finding the Fourth Proportional to 51,703.03, 71,339.11 and 30,183.01

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Solution

The fourth proportional to 51,703.03, 71,339.11 and 30,183.01 is: 41,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,703.03 : 71,339.11 = 30,183.01 : x
  2. Step 2: Convert to fraction form
    51,703.03/71,339.11 = 30,183.01/x
  3. Step 3: Cross multiply
    51,703.03x = 71,339.11 × 30,183.01
  4. Step 4: Simplify right side
    51,703.03x = 2,153,229,145.98
  5. Step 5: Solve for x
    x = 2,153,229,145.98/51,703.03
  6. Step 6: Final answer
    x = 41,646.09

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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.