Home / 143,331.31-214,997.06-36,715.66

Finding the Fourth Proportional to 143,331.31, 214,997.06 and 36,715.66

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Solution

The fourth proportional to 143,331.31, 214,997.06 and 36,715.66 is: 55,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,331.31 : 214,997.06 = 36,715.66 : x
  2. Step 2: Convert to fraction form
    143,331.31/214,997.06 = 36,715.66/x
  3. Step 3: Cross multiply
    143,331.31x = 214,997.06 × 36,715.66
  4. Step 4: Simplify right side
    143,331.31x = 7,893,758,955.96
  5. Step 5: Solve for x
    x = 7,893,758,955.96/143,331.31
  6. Step 6: Final answer
    x = 55,073.51

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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.