Home / 81,227.93-121,797.27-25,052.45

Finding the Fourth Proportional to 81,227.93, 121,797.27 and 25,052.45

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Solution

The fourth proportional to 81,227.93, 121,797.27 and 25,052.45 is: 37,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,227.93 : 121,797.27 = 25,052.45 : x
  2. Step 2: Convert to fraction form
    81,227.93/121,797.27 = 25,052.45/x
  3. Step 3: Cross multiply
    81,227.93x = 121,797.27 × 25,052.45
  4. Step 4: Simplify right side
    81,227.93x = 3,051,319,407.83
  5. Step 5: Solve for x
    x = 3,051,319,407.83/81,227.93
  6. Step 6: Final answer
    x = 37,564.91

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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.