Home / 143,160.37-214,692.86-57,749.17

Finding the Fourth Proportional to 143,160.37, 214,692.86 and 57,749.17

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Solution

The fourth proportional to 143,160.37, 214,692.86 and 57,749.17 is: 86,604.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,160.37 : 214,692.86 = 57,749.17 : x
  2. Step 2: Convert to fraction form
    143,160.37/214,692.86 = 57,749.17/x
  3. Step 3: Cross multiply
    143,160.37x = 214,692.86 × 57,749.17
  4. Step 4: Simplify right side
    143,160.37x = 12,398,334,469.93
  5. Step 5: Solve for x
    x = 12,398,334,469.93/143,160.37
  6. Step 6: Final answer
    x = 86,604.52

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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.