Home / 109,865.56-164,798.32-50,683.72

Finding the Fourth Proportional to 109,865.56, 164,798.32 and 50,683.72

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Solution

The fourth proportional to 109,865.56, 164,798.32 and 50,683.72 is: 76,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,865.56 : 164,798.32 = 50,683.72 : x
  2. Step 2: Convert to fraction form
    109,865.56/164,798.32 = 50,683.72/x
  3. Step 3: Cross multiply
    109,865.56x = 164,798.32 × 50,683.72
  4. Step 4: Simplify right side
    109,865.56x = 8,352,591,907.35
  5. Step 5: Solve for x
    x = 8,352,591,907.35/109,865.56
  6. Step 6: Final answer
    x = 76,025.57

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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.