Home / 190,035.27-285,097.23-55,102.14

Finding the Fourth Proportional to 190,035.27, 285,097.23 and 55,102.14

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Solution

The fourth proportional to 190,035.27, 285,097.23 and 55,102.14 is: 82,666.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,035.27 : 285,097.23 = 55,102.14 : x
  2. Step 2: Convert to fraction form
    190,035.27/285,097.23 = 55,102.14/x
  3. Step 3: Cross multiply
    190,035.27x = 285,097.23 × 55,102.14
  4. Step 4: Simplify right side
    190,035.27x = 15,709,467,481.07
  5. Step 5: Solve for x
    x = 15,709,467,481.07/190,035.27
  6. Step 6: Final answer
    x = 82,666.06

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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.