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Finding the Fourth Proportional to 143,098.76, 214,684.39 and 101,060.98

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Solution

The fourth proportional to 143,098.76, 214,684.39 and 101,060.98 is: 151,617.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,098.76 : 214,684.39 = 101,060.98 : x
  2. Step 2: Convert to fraction form
    143,098.76/214,684.39 = 101,060.98/x
  3. Step 3: Cross multiply
    143,098.76x = 214,684.39 × 101,060.98
  4. Step 4: Simplify right side
    143,098.76x = 21,696,213,770.68
  5. Step 5: Solve for x
    x = 21,696,213,770.68/143,098.76
  6. Step 6: Final answer
    x = 151,617.06

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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.