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Finding the Fourth Proportional to 173,223.36, 239,213.32 and 163,788.85

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Solution

The fourth proportional to 173,223.36, 239,213.32 and 163,788.85 is: 226,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,223.36 : 239,213.32 = 163,788.85 : x
  2. Step 2: Convert to fraction form
    173,223.36/239,213.32 = 163,788.85/x
  3. Step 3: Cross multiply
    173,223.36x = 239,213.32 × 163,788.85
  4. Step 4: Simplify right side
    173,223.36x = 39,180,474,477.03
  5. Step 5: Solve for x
    x = 39,180,474,477.03/173,223.36
  6. Step 6: Final answer
    x = 226,184.70

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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.