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Finding the Fourth Proportional to 123,079, 184,636.32 and 38,810.56

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Solution

The fourth proportional to 123,079, 184,636.32 and 38,810.56 is: 58,221.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,079 : 184,636.32 = 38,810.56 : x
  2. Step 2: Convert to fraction form
    123,079/184,636.32 = 38,810.56/x
  3. Step 3: Cross multiply
    123,079x = 184,636.32 × 38,810.56
  4. Step 4: Simplify right side
    123,079x = 7,165,838,975.54
  5. Step 5: Solve for x
    x = 7,165,838,975.54/123,079
  6. Step 6: Final answer
    x = 58,221.46

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.