Home / 50,987.07-76,511.39-36,317.97

Finding the Fourth Proportional to 50,987.07, 76,511.39 and 36,317.97

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Solution

The fourth proportional to 50,987.07, 76,511.39 and 36,317.97 is: 54,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,987.07 : 76,511.39 = 36,317.97 : x
  2. Step 2: Convert to fraction form
    50,987.07/76,511.39 = 36,317.97/x
  3. Step 3: Cross multiply
    50,987.07x = 76,511.39 × 36,317.97
  4. Step 4: Simplify right side
    50,987.07x = 2,778,738,185.09
  5. Step 5: Solve for x
    x = 2,778,738,185.09/50,987.07
  6. Step 6: Final answer
    x = 54,498.88

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1.5x scale

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.