Home / 51,175.86-76,403.94-39,104.84

Finding the Fourth Proportional to 51,175.86, 76,403.94 and 39,104.84

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Solution

The fourth proportional to 51,175.86, 76,403.94 and 39,104.84 is: 58,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,175.86 : 76,403.94 = 39,104.84 : x
  2. Step 2: Convert to fraction form
    51,175.86/76,403.94 = 39,104.84/x
  3. Step 3: Cross multiply
    51,175.86x = 76,403.94 × 39,104.84
  4. Step 4: Simplify right side
    51,175.86x = 2,987,763,849.07
  5. Step 5: Solve for x
    x = 2,987,763,849.07/51,175.86
  6. Step 6: Final answer
    x = 58,382.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.