Home / 148,402.22-204,794.43-81,334.22

Finding the Fourth Proportional to 148,402.22, 204,794.43 and 81,334.22

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Solution

The fourth proportional to 148,402.22, 204,794.43 and 81,334.22 is: 112,240.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,402.22 : 204,794.43 = 81,334.22 : x
  2. Step 2: Convert to fraction form
    148,402.22/204,794.43 = 81,334.22/x
  3. Step 3: Cross multiply
    148,402.22x = 204,794.43 × 81,334.22
  4. Step 4: Simplify right side
    148,402.22x = 16,656,795,224.39
  5. Step 5: Solve for x
    x = 16,656,795,224.39/148,402.22
  6. Step 6: Final answer
    x = 112,240.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.