Home / 148,272.43-222,311.71-84,232.21

Finding the Fourth Proportional to 148,272.43, 222,311.71 and 84,232.21

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Solution

The fourth proportional to 148,272.43, 222,311.71 and 84,232.21 is: 126,293.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,272.43 : 222,311.71 = 84,232.21 : x
  2. Step 2: Convert to fraction form
    148,272.43/222,311.71 = 84,232.21/x
  3. Step 3: Cross multiply
    148,272.43x = 222,311.71 × 84,232.21
  4. Step 4: Simplify right side
    148,272.43x = 18,725,806,642.18
  5. Step 5: Solve for x
    x = 18,725,806,642.18/148,272.43
  6. Step 6: Final answer
    x = 126,293.25

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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.