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Finding the Fourth Proportional to 143,195.94, 214,617.60 and 58,903.56

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Solution

The fourth proportional to 143,195.94, 214,617.60 and 58,903.56 is: 88,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,195.94 : 214,617.60 = 58,903.56 : x
  2. Step 2: Convert to fraction form
    143,195.94/214,617.60 = 58,903.56/x
  3. Step 3: Cross multiply
    143,195.94x = 214,617.60 × 58,903.56
  4. Step 4: Simplify right side
    143,195.94x = 12,641,740,678.66
  5. Step 5: Solve for x
    x = 12,641,740,678.66/143,195.94
  6. Step 6: Final answer
    x = 88,282.81

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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.