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Finding the Fourth Proportional to 122,652.56, 183,846.60 and 59,338.90

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Solution

The fourth proportional to 122,652.56, 183,846.60 and 59,338.90 is: 88,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,652.56 : 183,846.60 = 59,338.90 : x
  2. Step 2: Convert to fraction form
    122,652.56/183,846.60 = 59,338.90/x
  3. Step 3: Cross multiply
    122,652.56x = 183,846.60 × 59,338.90
  4. Step 4: Simplify right side
    122,652.56x = 10,909,255,012.74
  5. Step 5: Solve for x
    x = 10,909,255,012.74/122,652.56
  6. Step 6: Final answer
    x = 88,944.37

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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.