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Finding the Fourth Proportional to 150,343.88, 225,529.14 and 39,535.88

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Solution

The fourth proportional to 150,343.88, 225,529.14 and 39,535.88 is: 59,307.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,343.88 : 225,529.14 = 39,535.88 : x
  2. Step 2: Convert to fraction form
    150,343.88/225,529.14 = 39,535.88/x
  3. Step 3: Cross multiply
    150,343.88x = 225,529.14 × 39,535.88
  4. Step 4: Simplify right side
    150,343.88x = 8,916,493,015.54
  5. Step 5: Solve for x
    x = 8,916,493,015.54/150,343.88
  6. Step 6: Final answer
    x = 59,307.32

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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.