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Finding the Fourth Proportional to 52,200.44, 78,296.44 and 14,759

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Solution

The fourth proportional to 52,200.44, 78,296.44 and 14,759 is: 22,137.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,200.44 : 78,296.44 = 14,759 : x
  2. Step 2: Convert to fraction form
    52,200.44/78,296.44 = 14,759/x
  3. Step 3: Cross multiply
    52,200.44x = 78,296.44 × 14,759
  4. Step 4: Simplify right side
    52,200.44x = 1,155,577,157.96
  5. Step 5: Solve for x
    x = 1,155,577,157.96/52,200.44
  6. Step 6: Final answer
    x = 22,137.31

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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.