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Finding the Fourth Proportional to 124,063.20, 186,096.96 and 35,318.96

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Solution

The fourth proportional to 124,063.20, 186,096.96 and 35,318.96 is: 52,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,063.20 : 186,096.96 = 35,318.96 : x
  2. Step 2: Convert to fraction form
    124,063.20/186,096.96 = 35,318.96/x
  3. Step 3: Cross multiply
    124,063.20x = 186,096.96 × 35,318.96
  4. Step 4: Simplify right side
    124,063.20x = 6,572,751,086.36
  5. Step 5: Solve for x
    x = 6,572,751,086.36/124,063.20
  6. Step 6: Final answer
    x = 52,979.05

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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.