Home / 115,297.11-172,998.20-59,176.62

Finding the Fourth Proportional to 115,297.11, 172,998.20 and 59,176.62

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Solution

The fourth proportional to 115,297.11, 172,998.20 and 59,176.62 is: 88,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,297.11 : 172,998.20 = 59,176.62 : x
  2. Step 2: Convert to fraction form
    115,297.11/172,998.20 = 59,176.62/x
  3. Step 3: Cross multiply
    115,297.11x = 172,998.20 × 59,176.62
  4. Step 4: Simplify right side
    115,297.11x = 10,237,448,742.08
  5. Step 5: Solve for x
    x = 10,237,448,742.08/115,297.11
  6. Step 6: Final answer
    x = 88,791.89

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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.