Home / 143,277.72-214,842.66-64,324.32

Finding the Fourth Proportional to 143,277.72, 214,842.66 and 64,324.32

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Solution

The fourth proportional to 143,277.72, 214,842.66 and 64,324.32 is: 96,453.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,277.72 : 214,842.66 = 64,324.32 : x
  2. Step 2: Convert to fraction form
    143,277.72/214,842.66 = 64,324.32/x
  3. Step 3: Cross multiply
    143,277.72x = 214,842.66 × 64,324.32
  4. Step 4: Simplify right side
    143,277.72x = 13,819,608,011.49
  5. Step 5: Solve for x
    x = 13,819,608,011.49/143,277.72
  6. Step 6: Final answer
    x = 96,453.29

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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.