Home / 102,747.44-154,165.68-36,235.12

Finding the Fourth Proportional to 102,747.44, 154,165.68 and 36,235.12

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Solution

The fourth proportional to 102,747.44, 154,165.68 and 36,235.12 is: 54,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,747.44 : 154,165.68 = 36,235.12 : x
  2. Step 2: Convert to fraction form
    102,747.44/154,165.68 = 36,235.12/x
  3. Step 3: Cross multiply
    102,747.44x = 154,165.68 × 36,235.12
  4. Step 4: Simplify right side
    102,747.44x = 5,586,211,914.68
  5. Step 5: Solve for x
    x = 5,586,211,914.68/102,747.44
  6. Step 6: Final answer
    x = 54,368.38

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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.