Home / 73,910.22-101,993.58-42,072.96

Finding the Fourth Proportional to 73,910.22, 101,993.58 and 42,072.96

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Solution

The fourth proportional to 73,910.22, 101,993.58 and 42,072.96 is: 58,059.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,910.22 : 101,993.58 = 42,072.96 : x
  2. Step 2: Convert to fraction form
    73,910.22/101,993.58 = 42,072.96/x
  3. Step 3: Cross multiply
    73,910.22x = 101,993.58 × 42,072.96
  4. Step 4: Simplify right side
    73,910.22x = 4,291,171,811.60
  5. Step 5: Solve for x
    x = 4,291,171,811.60/73,910.22
  6. Step 6: Final answer
    x = 58,059.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.