Home / 83,975.42-115,880.82-46,249.66

Finding the Fourth Proportional to 83,975.42, 115,880.82 and 46,249.66

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Solution

The fourth proportional to 83,975.42, 115,880.82 and 46,249.66 is: 63,821.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,975.42 : 115,880.82 = 46,249.66 : x
  2. Step 2: Convert to fraction form
    83,975.42/115,880.82 = 46,249.66/x
  3. Step 3: Cross multiply
    83,975.42x = 115,880.82 × 46,249.66
  4. Step 4: Simplify right side
    83,975.42x = 5,359,448,525.52
  5. Step 5: Solve for x
    x = 5,359,448,525.52/83,975.42
  6. Step 6: Final answer
    x = 63,821.63

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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.