Home / 81,441.34-122,117.60-24,506.95

Finding the Fourth Proportional to 81,441.34, 122,117.60 and 24,506.95

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Solution

The fourth proportional to 81,441.34, 122,117.60 and 24,506.95 is: 36,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,441.34 : 122,117.60 = 24,506.95 : x
  2. Step 2: Convert to fraction form
    81,441.34/122,117.60 = 24,506.95/x
  3. Step 3: Cross multiply
    81,441.34x = 122,117.60 × 24,506.95
  4. Step 4: Simplify right side
    81,441.34x = 2,992,729,917.32
  5. Step 5: Solve for x
    x = 2,992,729,917.32/81,441.34
  6. Step 6: Final answer
    x = 36,747.06

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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.