Home / 69,723.83-104,569.56-34,149.66

Finding the Fourth Proportional to 69,723.83, 104,569.56 and 34,149.66

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Solution

The fourth proportional to 69,723.83, 104,569.56 and 34,149.66 is: 51,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,723.83 : 104,569.56 = 34,149.66 : x
  2. Step 2: Convert to fraction form
    69,723.83/104,569.56 = 34,149.66/x
  3. Step 3: Cross multiply
    69,723.83x = 104,569.56 × 34,149.66
  4. Step 4: Simplify right side
    69,723.83x = 3,571,014,920.35
  5. Step 5: Solve for x
    x = 3,571,014,920.35/69,723.83
  6. Step 6: Final answer
    x = 51,216.56

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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.