Home / 143,076.12-214,468.38-64,169.16

Finding the Fourth Proportional to 143,076.12, 214,468.38 and 64,169.16

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Solution

The fourth proportional to 143,076.12, 214,468.38 and 64,169.16 is: 96,188.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,076.12 : 214,468.38 = 64,169.16 : x
  2. Step 2: Convert to fraction form
    143,076.12/214,468.38 = 64,169.16/x
  3. Step 3: Cross multiply
    143,076.12x = 214,468.38 × 64,169.16
  4. Step 4: Simplify right side
    143,076.12x = 13,762,255,791.16
  5. Step 5: Solve for x
    x = 13,762,255,791.16/143,076.12
  6. Step 6: Final answer
    x = 96,188.35

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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.