Home / 69,260.15-103,631.03-45,932.15

Finding the Fourth Proportional to 69,260.15, 103,631.03 and 45,932.15

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Solution

The fourth proportional to 69,260.15, 103,631.03 and 45,932.15 is: 68,726.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,260.15 : 103,631.03 = 45,932.15 : x
  2. Step 2: Convert to fraction form
    69,260.15/103,631.03 = 45,932.15/x
  3. Step 3: Cross multiply
    69,260.15x = 103,631.03 × 45,932.15
  4. Step 4: Simplify right side
    69,260.15x = 4,759,995,784.95
  5. Step 5: Solve for x
    x = 4,759,995,784.95/69,260.15
  6. Step 6: Final answer
    x = 68,726.33

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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.