Home / 113,201.40-169,899.30-50,118.60

Finding the Fourth Proportional to 113,201.40, 169,899.30 and 50,118.60

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Solution

The fourth proportional to 113,201.40, 169,899.30 and 50,118.60 is: 75,220.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,201.40 : 169,899.30 = 50,118.60 : x
  2. Step 2: Convert to fraction form
    113,201.40/169,899.30 = 50,118.60/x
  3. Step 3: Cross multiply
    113,201.40x = 169,899.30 × 50,118.60
  4. Step 4: Simplify right side
    113,201.40x = 8,515,115,056.98
  5. Step 5: Solve for x
    x = 8,515,115,056.98/113,201.40
  6. Step 6: Final answer
    x = 75,220.93

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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.