Home / 148,241.04-204,571.12-80,256.21

Finding the Fourth Proportional to 148,241.04, 204,571.12 and 80,256.21

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Solution

The fourth proportional to 148,241.04, 204,571.12 and 80,256.21 is: 110,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,241.04 : 204,571.12 = 80,256.21 : x
  2. Step 2: Convert to fraction form
    148,241.04/204,571.12 = 80,256.21/x
  3. Step 3: Cross multiply
    148,241.04x = 204,571.12 × 80,256.21
  4. Step 4: Simplify right side
    148,241.04x = 16,418,102,766.66
  5. Step 5: Solve for x
    x = 16,418,102,766.66/148,241.04
  6. Step 6: Final answer
    x = 110,752.75

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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.