Home / 152,185.20-228,277.80-73,453.20

Finding the Fourth Proportional to 152,185.20, 228,277.80 and 73,453.20

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Solution

The fourth proportional to 152,185.20, 228,277.80 and 73,453.20 is: 110,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,185.20 : 228,277.80 = 73,453.20 : x
  2. Step 2: Convert to fraction form
    152,185.20/228,277.80 = 73,453.20/x
  3. Step 3: Cross multiply
    152,185.20x = 228,277.80 × 73,453.20
  4. Step 4: Simplify right side
    152,185.20x = 16,767,734,898.96
  5. Step 5: Solve for x
    x = 16,767,734,898.96/152,185.20
  6. Step 6: Final answer
    x = 110,179.80

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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.