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Finding the Fourth Proportional to 178,313.04, 267,486.12 and 64,489.36

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Solution

The fourth proportional to 178,313.04, 267,486.12 and 64,489.36 is: 96,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,313.04 : 267,486.12 = 64,489.36 : x
  2. Step 2: Convert to fraction form
    178,313.04/267,486.12 = 64,489.36/x
  3. Step 3: Cross multiply
    178,313.04x = 267,486.12 × 64,489.36
  4. Step 4: Simplify right side
    178,313.04x = 17,250,008,687.68
  5. Step 5: Solve for x
    x = 17,250,008,687.68/178,313.04
  6. Step 6: Final answer
    x = 96,740.03

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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.