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Finding the Fourth Proportional to 232,485.96, 348,902.28 and 90,353.64

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Solution

The fourth proportional to 232,485.96, 348,902.28 and 90,353.64 is: 135,597.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,485.96 : 348,902.28 = 90,353.64 : x
  2. Step 2: Convert to fraction form
    232,485.96/348,902.28 = 90,353.64/x
  3. Step 3: Cross multiply
    232,485.96x = 348,902.28 × 90,353.64
  4. Step 4: Simplify right side
    232,485.96x = 31,524,591,002.30
  5. Step 5: Solve for x
    x = 31,524,591,002.30/232,485.96
  6. Step 6: Final answer
    x = 135,597.83

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1.5x scale

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.