Home / 439,093.50-658,641.87-106,669.50

Finding the Fourth Proportional to 439,093.50, 658,641.87 and 106,669.50

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Solution

The fourth proportional to 439,093.50, 658,641.87 and 106,669.50 is: 160,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,093.50 : 658,641.87 = 106,669.50 : x
  2. Step 2: Convert to fraction form
    439,093.50/658,641.87 = 106,669.50/x
  3. Step 3: Cross multiply
    439,093.50x = 658,641.87 × 106,669.50
  4. Step 4: Simplify right side
    439,093.50x = 70,256,998,951.97
  5. Step 5: Solve for x
    x = 70,256,998,951.97/439,093.50
  6. Step 6: Final answer
    x = 160,004.64

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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.