Home / 114,913,452.82-172,369,043.22-52,647,105.12

Finding the Fourth Proportional to 114,913,452.82, 172,369,043.22 and 52,647,105.12

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Solution

The fourth proportional to 114,913,452.82, 172,369,043.22 and 52,647,105.12 is: 78,970,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,913,452.82 : 172,369,043.22 = 52,647,105.12 : x
  2. Step 2: Convert to fraction form
    114,913,452.82/172,369,043.22 = 52,647,105.12/x
  3. Step 3: Cross multiply
    114,913,452.82x = 172,369,043.22 × 52,647,105.12
  4. Step 4: Simplify right side
    114,913,452.82x = 9,074,731,137,837,162
  5. Step 5: Solve for x
    x = 9,074,731,137,837,162/114,913,452.82
  6. Step 6: Final answer
    x = 78,970,137.22

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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.