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Finding the Fourth Proportional to 80,309.35, 110,826.79 and 44,501.68

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Solution

The fourth proportional to 80,309.35, 110,826.79 and 44,501.68 is: 61,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,309.35 : 110,826.79 = 44,501.68 : x
  2. Step 2: Convert to fraction form
    80,309.35/110,826.79 = 44,501.68/x
  3. Step 3: Cross multiply
    80,309.35x = 110,826.79 × 44,501.68
  4. Step 4: Simplify right side
    80,309.35x = 4,931,978,344.01
  5. Step 5: Solve for x
    x = 4,931,978,344.01/80,309.35
  6. Step 6: Final answer
    x = 61,412.26

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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.