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Finding the Fourth Proportional to 80,432.69, 110,997.23 and 44,622.69

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Solution

The fourth proportional to 80,432.69, 110,997.23 and 44,622.69 is: 61,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,432.69 : 110,997.23 = 44,622.69 : x
  2. Step 2: Convert to fraction form
    80,432.69/110,997.23 = 44,622.69/x
  3. Step 3: Cross multiply
    80,432.69x = 110,997.23 × 44,622.69
  4. Step 4: Simplify right side
    80,432.69x = 4,952,994,762.04
  5. Step 5: Solve for x
    x = 4,952,994,762.04/80,432.69
  6. Step 6: Final answer
    x = 61,579.38

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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.