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Finding the Fourth Proportional to 124,222.80, 186,334.20 and 96,229.20

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Solution

The fourth proportional to 124,222.80, 186,334.20 and 96,229.20 is: 144,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,222.80 : 186,334.20 = 96,229.20 : x
  2. Step 2: Convert to fraction form
    124,222.80/186,334.20 = 96,229.20/x
  3. Step 3: Cross multiply
    124,222.80x = 186,334.20 × 96,229.20
  4. Step 4: Simplify right side
    124,222.80x = 17,930,790,998.64
  5. Step 5: Solve for x
    x = 17,930,790,998.64/124,222.80
  6. Step 6: Final answer
    x = 144,343.80

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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.