Home / 61,134.24-91,709.04-19,585.44

Finding the Fourth Proportional to 61,134.24, 91,709.04 and 19,585.44

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Solution

The fourth proportional to 61,134.24, 91,709.04 and 19,585.44 is: 29,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,134.24 : 91,709.04 = 19,585.44 : x
  2. Step 2: Convert to fraction form
    61,134.24/91,709.04 = 19,585.44/x
  3. Step 3: Cross multiply
    61,134.24x = 91,709.04 × 19,585.44
  4. Step 4: Simplify right side
    61,134.24x = 1,796,161,900.38
  5. Step 5: Solve for x
    x = 1,796,161,900.38/61,134.24
  6. Step 6: Final answer
    x = 29,380.62

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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.