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Finding the Fourth Proportional to 115,319.44, 173,008.32 and 32,213.44

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Solution

The fourth proportional to 115,319.44, 173,008.32 and 32,213.44 is: 48,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,319.44 : 173,008.32 = 32,213.44 : x
  2. Step 2: Convert to fraction form
    115,319.44/173,008.32 = 32,213.44/x
  3. Step 3: Cross multiply
    115,319.44x = 173,008.32 × 32,213.44
  4. Step 4: Simplify right side
    115,319.44x = 5,573,192,703.30
  5. Step 5: Solve for x
    x = 5,573,192,703.30/115,319.44
  6. Step 6: Final answer
    x = 48,328.30

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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.