Home / 152,683.45-228,917.87-67,253.77

Finding the Fourth Proportional to 152,683.45, 228,917.87 and 67,253.77

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Solution

The fourth proportional to 152,683.45, 228,917.87 and 67,253.77 is: 100,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,683.45 : 228,917.87 = 67,253.77 : x
  2. Step 2: Convert to fraction form
    152,683.45/228,917.87 = 67,253.77/x
  3. Step 3: Cross multiply
    152,683.45x = 228,917.87 × 67,253.77
  4. Step 4: Simplify right side
    152,683.45x = 15,395,589,777.87
  5. Step 5: Solve for x
    x = 15,395,589,777.87/152,683.45
  6. Step 6: Final answer
    x = 100,833.39

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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.