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Finding the Fourth Proportional to 52,244.80, 78,280.80 and 44,468.80

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Solution

The fourth proportional to 52,244.80, 78,280.80 and 44,468.80 is: 66,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,244.80 : 78,280.80 = 44,468.80 : x
  2. Step 2: Convert to fraction form
    52,244.80/78,280.80 = 44,468.80/x
  3. Step 3: Cross multiply
    52,244.80x = 78,280.80 × 44,468.80
  4. Step 4: Simplify right side
    52,244.80x = 3,481,053,239.04
  5. Step 5: Solve for x
    x = 3,481,053,239.04/52,244.80
  6. Step 6: Final answer
    x = 66,629.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.