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Finding the Fourth Proportional to 80,285.83, 110,800.70 and 44,479.15

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Solution

The fourth proportional to 80,285.83, 110,800.70 and 44,479.15 is: 61,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,285.83 : 110,800.70 = 44,479.15 : x
  2. Step 2: Convert to fraction form
    80,285.83/110,800.70 = 44,479.15/x
  3. Step 3: Cross multiply
    80,285.83x = 110,800.70 × 44,479.15
  4. Step 4: Simplify right side
    80,285.83x = 4,928,320,955.41
  5. Step 5: Solve for x
    x = 4,928,320,955.41/80,285.83
  6. Step 6: Final answer
    x = 61,384.69

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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.