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Finding the Fourth Proportional to 106,078.68, 159,084.03 and 34,985.37

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Solution

The fourth proportional to 106,078.68, 159,084.03 and 34,985.37 is: 52,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,078.68 : 159,084.03 = 34,985.37 : x
  2. Step 2: Convert to fraction form
    106,078.68/159,084.03 = 34,985.37/x
  3. Step 3: Cross multiply
    106,078.68x = 159,084.03 × 34,985.37
  4. Step 4: Simplify right side
    106,078.68x = 5,565,613,650.64
  5. Step 5: Solve for x
    x = 5,565,613,650.64/106,078.68
  6. Step 6: Final answer
    x = 52,466.84

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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.