Home / 204,616.80-307,018.08-92,236.32

Finding the Fourth Proportional to 204,616.80, 307,018.08 and 92,236.32

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Solution

The fourth proportional to 204,616.80, 307,018.08 and 92,236.32 is: 138,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,616.80 : 307,018.08 = 92,236.32 : x
  2. Step 2: Convert to fraction form
    204,616.80/307,018.08 = 92,236.32/x
  3. Step 3: Cross multiply
    204,616.80x = 307,018.08 × 92,236.32
  4. Step 4: Simplify right side
    204,616.80x = 28,318,217,872.67
  5. Step 5: Solve for x
    x = 28,318,217,872.67/204,616.80
  6. Step 6: Final answer
    x = 138,396.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.