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Finding the Fourth Proportional to 262,009.05, 393,096.68 and 93,525.68

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Solution

The fourth proportional to 262,009.05, 393,096.68 and 93,525.68 is: 140,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,009.05 : 393,096.68 = 93,525.68 : x
  2. Step 2: Convert to fraction form
    262,009.05/393,096.68 = 93,525.68/x
  3. Step 3: Cross multiply
    262,009.05x = 393,096.68 × 93,525.68
  4. Step 4: Simplify right side
    262,009.05x = 36,764,631,869.63
  5. Step 5: Solve for x
    x = 36,764,631,869.63/262,009.05
  6. Step 6: Final answer
    x = 140,318.18

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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.