Home / 81,488.06-122,232.18-22,324.24

Finding the Fourth Proportional to 81,488.06, 122,232.18 and 22,324.24

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Solution

The fourth proportional to 81,488.06, 122,232.18 and 22,324.24 is: 33,486.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,488.06 : 122,232.18 = 22,324.24 : x
  2. Step 2: Convert to fraction form
    81,488.06/122,232.18 = 22,324.24/x
  3. Step 3: Cross multiply
    81,488.06x = 122,232.18 × 22,324.24
  4. Step 4: Simplify right side
    81,488.06x = 2,728,740,522.04
  5. Step 5: Solve for x
    x = 2,728,740,522.04/81,488.06
  6. Step 6: Final answer
    x = 33,486.38

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1.5x scale

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.