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Finding the Fourth Proportional to 122,993.01, 184,489.65 and 34,246.71

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Solution

The fourth proportional to 122,993.01, 184,489.65 and 34,246.71 is: 51,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,993.01 : 184,489.65 = 34,246.71 : x
  2. Step 2: Convert to fraction form
    122,993.01/184,489.65 = 34,246.71/x
  3. Step 3: Cross multiply
    122,993.01x = 184,489.65 × 34,246.71
  4. Step 4: Simplify right side
    122,993.01x = 6,318,163,541.55
  5. Step 5: Solve for x
    x = 6,318,163,541.55/122,993.01
  6. Step 6: Final answer
    x = 51,370.10

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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.