Home / 84,028.79-125,945.69-34,046.73

Finding the Fourth Proportional to 84,028.79, 125,945.69 and 34,046.73

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Solution

The fourth proportional to 84,028.79, 125,945.69 and 34,046.73 is: 51,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,028.79 : 125,945.69 = 34,046.73 : x
  2. Step 2: Convert to fraction form
    84,028.79/125,945.69 = 34,046.73/x
  3. Step 3: Cross multiply
    84,028.79x = 125,945.69 × 34,046.73
  4. Step 4: Simplify right side
    84,028.79x = 4,288,038,731.86
  5. Step 5: Solve for x
    x = 4,288,038,731.86/84,028.79
  6. Step 6: Final answer
    x = 51,030.59

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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.