Home / 51,935.13-71,634.80-31,801.98

Finding the Fourth Proportional to 51,935.13, 71,634.80 and 31,801.98

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Solution

The fourth proportional to 51,935.13, 71,634.80 and 31,801.98 is: 43,864.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,935.13 : 71,634.80 = 31,801.98 : x
  2. Step 2: Convert to fraction form
    51,935.13/71,634.80 = 31,801.98/x
  3. Step 3: Cross multiply
    51,935.13x = 71,634.80 × 31,801.98
  4. Step 4: Simplify right side
    51,935.13x = 2,278,128,118.73
  5. Step 5: Solve for x
    x = 2,278,128,118.73/51,935.13
  6. Step 6: Final answer
    x = 43,864.88

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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.