Home / 152,208.20-228,344.70-47,037.80

Finding the Fourth Proportional to 152,208.20, 228,344.70 and 47,037.80

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Solution

The fourth proportional to 152,208.20, 228,344.70 and 47,037.80 is: 70,566.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,208.20 : 228,344.70 = 47,037.80 : x
  2. Step 2: Convert to fraction form
    152,208.20/228,344.70 = 47,037.80/x
  3. Step 3: Cross multiply
    152,208.20x = 228,344.70 × 47,037.80
  4. Step 4: Simplify right side
    152,208.20x = 10,740,832,329.66
  5. Step 5: Solve for x
    x = 10,740,832,329.66/152,208.20
  6. Step 6: Final answer
    x = 70,566.71

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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.