Home / 41,900.79-57,822.63-31,193.54

Finding the Fourth Proportional to 41,900.79, 57,822.63 and 31,193.54

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Solution

The fourth proportional to 41,900.79, 57,822.63 and 31,193.54 is: 43,046.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,900.79 : 57,822.63 = 31,193.54 : x
  2. Step 2: Convert to fraction form
    41,900.79/57,822.63 = 31,193.54/x
  3. Step 3: Cross multiply
    41,900.79x = 57,822.63 × 31,193.54
  4. Step 4: Simplify right side
    41,900.79x = 1,803,692,332.56
  5. Step 5: Solve for x
    x = 1,803,692,332.56/41,900.79
  6. Step 6: Final answer
    x = 43,046.73

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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.