Home / 69,726.22-104,564.01-38,159.61

Finding the Fourth Proportional to 69,726.22, 104,564.01 and 38,159.61

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Solution

The fourth proportional to 69,726.22, 104,564.01 and 38,159.61 is: 57,225.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,726.22 : 104,564.01 = 38,159.61 : x
  2. Step 2: Convert to fraction form
    69,726.22/104,564.01 = 38,159.61/x
  3. Step 3: Cross multiply
    69,726.22x = 104,564.01 × 38,159.61
  4. Step 4: Simplify right side
    69,726.22x = 3,990,121,592.62
  5. Step 5: Solve for x
    x = 3,990,121,592.62/69,726.22
  6. Step 6: Final answer
    x = 57,225.56

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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.