Home / 148,168.22-204,472.65-80,185.17

Finding the Fourth Proportional to 148,168.22, 204,472.65 and 80,185.17

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Solution

The fourth proportional to 148,168.22, 204,472.65 and 80,185.17 is: 110,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,168.22 : 204,472.65 = 80,185.17 : x
  2. Step 2: Convert to fraction form
    148,168.22/204,472.65 = 80,185.17/x
  3. Step 3: Cross multiply
    148,168.22x = 204,472.65 × 80,185.17
  4. Step 4: Simplify right side
    148,168.22x = 16,395,674,200.60
  5. Step 5: Solve for x
    x = 16,395,674,200.60/148,168.22
  6. Step 6: Final answer
    x = 110,655.81

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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.