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Finding the Fourth Proportional to 159,804.09, 239,678.80 and 58,582.44

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Solution

The fourth proportional to 159,804.09, 239,678.80 and 58,582.44 is: 87,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,804.09 : 239,678.80 = 58,582.44 : x
  2. Step 2: Convert to fraction form
    159,804.09/239,678.80 = 58,582.44/x
  3. Step 3: Cross multiply
    159,804.09x = 239,678.80 × 58,582.44
  4. Step 4: Simplify right side
    159,804.09x = 14,040,968,773.82
  5. Step 5: Solve for x
    x = 14,040,968,773.82/159,804.09
  6. Step 6: Final answer
    x = 87,863.64

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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.