Home / 148,184.85-204,493.32-80,200.20

Finding the Fourth Proportional to 148,184.85, 204,493.32 and 80,200.20

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Solution

The fourth proportional to 148,184.85, 204,493.32 and 80,200.20 is: 110,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,184.85 : 204,493.32 = 80,200.20 : x
  2. Step 2: Convert to fraction form
    148,184.85/204,493.32 = 80,200.20/x
  3. Step 3: Cross multiply
    148,184.85x = 204,493.32 × 80,200.20
  4. Step 4: Simplify right side
    148,184.85x = 16,400,404,395.81
  5. Step 5: Solve for x
    x = 16,400,404,395.81/148,184.85
  6. Step 6: Final answer
    x = 110,675.31

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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.