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Finding the Fourth Proportional to 159,594.66, 239,093.01 and 143,163

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Solution

The fourth proportional to 159,594.66, 239,093.01 and 143,163 is: 214,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,594.66 : 239,093.01 = 143,163 : x
  2. Step 2: Convert to fraction form
    159,594.66/239,093.01 = 143,163/x
  3. Step 3: Cross multiply
    159,594.66x = 239,093.01 × 143,163
  4. Step 4: Simplify right side
    159,594.66x = 34,229,272,590.63
  5. Step 5: Solve for x
    x = 34,229,272,590.63/159,594.66
  6. Step 6: Final answer
    x = 214,476.30

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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.