Home / 81,012.41-121,522.26-24,848.43

Finding the Fourth Proportional to 81,012.41, 121,522.26 and 24,848.43

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Solution

The fourth proportional to 81,012.41, 121,522.26 and 24,848.43 is: 37,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,012.41 : 121,522.26 = 24,848.43 : x
  2. Step 2: Convert to fraction form
    81,012.41/121,522.26 = 24,848.43/x
  3. Step 3: Cross multiply
    81,012.41x = 121,522.26 × 24,848.43
  4. Step 4: Simplify right side
    81,012.41x = 3,019,637,371.05
  5. Step 5: Solve for x
    x = 3,019,637,371.05/81,012.41
  6. Step 6: Final answer
    x = 37,273.76

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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.