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Finding the Fourth Proportional to 80,077.54, 110,505.78 and 48,263.98

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Solution

The fourth proportional to 80,077.54, 110,505.78 and 48,263.98 is: 66,603.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,077.54 : 110,505.78 = 48,263.98 : x
  2. Step 2: Convert to fraction form
    80,077.54/110,505.78 = 48,263.98/x
  3. Step 3: Cross multiply
    80,077.54x = 110,505.78 × 48,263.98
  4. Step 4: Simplify right side
    80,077.54x = 5,333,448,755.80
  5. Step 5: Solve for x
    x = 5,333,448,755.80/80,077.54
  6. Step 6: Final answer
    x = 66,603.55

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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.