Home / 51,536.27-77,322.83-31,791.84

Finding the Fourth Proportional to 51,536.27, 77,322.83 and 31,791.84

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Solution

The fourth proportional to 51,536.27, 77,322.83 and 31,791.84 is: 47,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,536.27 : 77,322.83 = 31,791.84 : x
  2. Step 2: Convert to fraction form
    51,536.27/77,322.83 = 31,791.84/x
  3. Step 3: Cross multiply
    51,536.27x = 77,322.83 × 31,791.84
  4. Step 4: Simplify right side
    51,536.27x = 2,458,234,880.75
  5. Step 5: Solve for x
    x = 2,458,234,880.75/51,536.27
  6. Step 6: Final answer
    x = 47,699.13

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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.