Home / 49,597.12-68,424.22-31,687.48

Finding the Fourth Proportional to 49,597.12, 68,424.22 and 31,687.48

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Solution

The fourth proportional to 49,597.12, 68,424.22 and 31,687.48 is: 43,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,597.12 : 68,424.22 = 31,687.48 : x
  2. Step 2: Convert to fraction form
    49,597.12/68,424.22 = 31,687.48/x
  3. Step 3: Cross multiply
    49,597.12x = 68,424.22 × 31,687.48
  4. Step 4: Simplify right side
    49,597.12x = 2,168,191,102.77
  5. Step 5: Solve for x
    x = 2,168,191,102.77/49,597.12
  6. Step 6: Final answer
    x = 43,716.07

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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.