Home / 143,124.56-213,640.48-132,716.24

Finding the Fourth Proportional to 143,124.56, 213,640.48 and 132,716.24

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Solution

The fourth proportional to 143,124.56, 213,640.48 and 132,716.24 is: 198,104.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,124.56 : 213,640.48 = 132,716.24 : x
  2. Step 2: Convert to fraction form
    143,124.56/213,640.48 = 132,716.24/x
  3. Step 3: Cross multiply
    143,124.56x = 213,640.48 × 132,716.24
  4. Step 4: Simplify right side
    143,124.56x = 28,353,561,217.40
  5. Step 5: Solve for x
    x = 28,353,561,217.40/143,124.56
  6. Step 6: Final answer
    x = 198,104.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.