Home / 143,170.44-214,755.39-37,981.14

Finding the Fourth Proportional to 143,170.44, 214,755.39 and 37,981.14

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Solution

The fourth proportional to 143,170.44, 214,755.39 and 37,981.14 is: 56,971.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,170.44 : 214,755.39 = 37,981.14 : x
  2. Step 2: Convert to fraction form
    143,170.44/214,755.39 = 37,981.14/x
  3. Step 3: Cross multiply
    143,170.44x = 214,755.39 × 37,981.14
  4. Step 4: Simplify right side
    143,170.44x = 8,156,654,533.34
  5. Step 5: Solve for x
    x = 8,156,654,533.34/143,170.44
  6. Step 6: Final answer
    x = 56,971.64

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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.