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Finding the Fourth Proportional to 184,450.40, 276,456.90 and 165,642.20

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Solution

The fourth proportional to 184,450.40, 276,456.90 and 165,642.20 is: 248,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,450.40 : 276,456.90 = 165,642.20 : x
  2. Step 2: Convert to fraction form
    184,450.40/276,456.90 = 165,642.20/x
  3. Step 3: Cross multiply
    184,450.40x = 276,456.90 × 165,642.20
  4. Step 4: Simplify right side
    184,450.40x = 45,792,929,121.18
  5. Step 5: Solve for x
    x = 45,792,929,121.18/184,450.40
  6. Step 6: Final answer
    x = 248,266.90

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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.