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Finding the Fourth Proportional to 122,032.35, 168,286.35 and 95,165.06

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Solution

The fourth proportional to 122,032.35, 168,286.35 and 95,165.06 is: 131,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,032.35 : 168,286.35 = 95,165.06 : x
  2. Step 2: Convert to fraction form
    122,032.35/168,286.35 = 95,165.06/x
  3. Step 3: Cross multiply
    122,032.35x = 168,286.35 × 95,165.06
  4. Step 4: Simplify right side
    122,032.35x = 16,014,979,753.50
  5. Step 5: Solve for x
    x = 16,014,979,753.50/122,032.35
  6. Step 6: Final answer
    x = 131,235.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.