Home / 152,359.68-228,544.38-47,179.56

Finding the Fourth Proportional to 152,359.68, 228,544.38 and 47,179.56

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Solution

The fourth proportional to 152,359.68, 228,544.38 and 47,179.56 is: 70,770.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,359.68 : 228,544.38 = 47,179.56 : x
  2. Step 2: Convert to fraction form
    152,359.68/228,544.38 = 47,179.56/x
  3. Step 3: Cross multiply
    152,359.68x = 228,544.38 × 47,179.56
  4. Step 4: Simplify right side
    152,359.68x = 10,782,623,288.87
  5. Step 5: Solve for x
    x = 10,782,623,288.87/152,359.68
  6. Step 6: Final answer
    x = 70,770.84

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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.