Home / 73,876.12-110,636.62-42,190.22

Finding the Fourth Proportional to 73,876.12, 110,636.62 and 42,190.22

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Solution

The fourth proportional to 73,876.12, 110,636.62 and 42,190.22 is: 63,183.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,876.12 : 110,636.62 = 42,190.22 : x
  2. Step 2: Convert to fraction form
    73,876.12/110,636.62 = 42,190.22/x
  3. Step 3: Cross multiply
    73,876.12x = 110,636.62 × 42,190.22
  4. Step 4: Simplify right side
    73,876.12x = 4,667,783,508.97
  5. Step 5: Solve for x
    x = 4,667,783,508.97/73,876.12
  6. Step 6: Final answer
    x = 63,183.93

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1.5x scale

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.