Home / 115,985,727.46-173,863,672.31-54,464,757.58

Finding the Fourth Proportional to 115,985,727.46, 173,863,672.31 and 54,464,757.58

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Solution

The fourth proportional to 115,985,727.46, 173,863,672.31 and 54,464,757.58 is: 81,643,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,985,727.46 : 173,863,672.31 = 54,464,757.58 : x
  2. Step 2: Convert to fraction form
    115,985,727.46/173,863,672.31 = 54,464,757.58/x
  3. Step 3: Cross multiply
    115,985,727.46x = 173,863,672.31 × 54,464,757.58
  4. Step 4: Simplify right side
    115,985,727.46x = 9,469,442,764,060,384
  5. Step 5: Solve for x
    x = 9,469,442,764,060,384/115,985,727.46
  6. Step 6: Final answer
    x = 81,643,172.58

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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.