Home / 143,089.41-214,635.60-43,250.43

Finding the Fourth Proportional to 143,089.41, 214,635.60 and 43,250.43

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Solution

The fourth proportional to 143,089.41, 214,635.60 and 43,250.43 is: 64,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,089.41 : 214,635.60 = 43,250.43 : x
  2. Step 2: Convert to fraction form
    143,089.41/214,635.60 = 43,250.43/x
  3. Step 3: Cross multiply
    143,089.41x = 214,635.60 × 43,250.43
  4. Step 4: Simplify right side
    143,089.41x = 9,283,081,993.31
  5. Step 5: Solve for x
    x = 9,283,081,993.31/143,089.41
  6. Step 6: Final answer
    x = 64,876.09

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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.