Home / 148,165.21-204,468.50-80,182.16

Finding the Fourth Proportional to 148,165.21, 204,468.50 and 80,182.16

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Solution

The fourth proportional to 148,165.21, 204,468.50 and 80,182.16 is: 110,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,165.21 : 204,468.50 = 80,182.16 : x
  2. Step 2: Convert to fraction form
    148,165.21/204,468.50 = 80,182.16/x
  3. Step 3: Cross multiply
    148,165.21x = 204,468.50 × 80,182.16
  4. Step 4: Simplify right side
    148,165.21x = 16,394,726,926.62
  5. Step 5: Solve for x
    x = 16,394,726,926.62/148,165.21
  6. Step 6: Final answer
    x = 110,651.66

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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.