Home / 73,609.11-110,411.31-30,937.15

Finding the Fourth Proportional to 73,609.11, 110,411.31 and 30,937.15

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Solution

The fourth proportional to 73,609.11, 110,411.31 and 30,937.15 is: 46,404.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,609.11 : 110,411.31 = 30,937.15 : x
  2. Step 2: Convert to fraction form
    73,609.11/110,411.31 = 30,937.15/x
  3. Step 3: Cross multiply
    73,609.11x = 110,411.31 × 30,937.15
  4. Step 4: Simplify right side
    73,609.11x = 3,415,810,707.11
  5. Step 5: Solve for x
    x = 3,415,810,707.11/73,609.11
  6. Step 6: Final answer
    x = 46,404.73

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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.