Home / 54,901-75,754.77-31,935.91

Finding the Fourth Proportional to 54,901, 75,754.77 and 31,935.91

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Solution

The fourth proportional to 54,901, 75,754.77 and 31,935.91 is: 44,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,901 : 75,754.77 = 31,935.91 : x
  2. Step 2: Convert to fraction form
    54,901/75,754.77 = 31,935.91/x
  3. Step 3: Cross multiply
    54,901x = 75,754.77 × 31,935.91
  4. Step 4: Simplify right side
    54,901x = 2,419,297,516.79
  5. Step 5: Solve for x
    x = 2,419,297,516.79/54,901
  6. Step 6: Final answer
    x = 44,066.55

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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.