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Finding the Fourth Proportional to 143,353.36, 214,942.56 and 59,087.44

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Solution

The fourth proportional to 143,353.36, 214,942.56 and 59,087.44 is: 88,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,353.36 : 214,942.56 = 59,087.44 : x
  2. Step 2: Convert to fraction form
    143,353.36/214,942.56 = 59,087.44/x
  3. Step 3: Cross multiply
    143,353.36x = 214,942.56 × 59,087.44
  4. Step 4: Simplify right side
    143,353.36x = 12,700,405,617.45
  5. Step 5: Solve for x
    x = 12,700,405,617.45/143,353.36
  6. Step 6: Final answer
    x = 88,595.10

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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.