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Finding the Fourth Proportional to 80,224.34, 110,738.67 and 46,690.34

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Solution

The fourth proportional to 80,224.34, 110,738.67 and 46,690.34 is: 64,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,224.34 : 110,738.67 = 46,690.34 : x
  2. Step 2: Convert to fraction form
    80,224.34/110,738.67 = 46,690.34/x
  3. Step 3: Cross multiply
    80,224.34x = 110,738.67 × 46,690.34
  4. Step 4: Simplify right side
    80,224.34x = 5,170,426,153.45
  5. Step 5: Solve for x
    x = 5,170,426,153.45/80,224.34
  6. Step 6: Final answer
    x = 64,449.59

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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.