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Finding the Fourth Proportional to 80,208.26, 110,683.81 and 44,395.74

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Solution

The fourth proportional to 80,208.26, 110,683.81 and 44,395.74 is: 61,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,208.26 : 110,683.81 = 44,395.74 : x
  2. Step 2: Convert to fraction form
    80,208.26/110,683.81 = 44,395.74/x
  3. Step 3: Cross multiply
    80,208.26x = 110,683.81 × 44,395.74
  4. Step 4: Simplify right side
    80,208.26x = 4,913,889,650.97
  5. Step 5: Solve for x
    x = 4,913,889,650.97/80,208.26
  6. Step 6: Final answer
    x = 61,264.13

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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.