Home / 190,522.93-285,726.03-131,736.37

Finding the Fourth Proportional to 190,522.93, 285,726.03 and 131,736.37

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Solution

The fourth proportional to 190,522.93, 285,726.03 and 131,736.37 is: 197,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,522.93 : 285,726.03 = 131,736.37 : x
  2. Step 2: Convert to fraction form
    190,522.93/285,726.03 = 131,736.37/x
  3. Step 3: Cross multiply
    190,522.93x = 285,726.03 × 131,736.37
  4. Step 4: Simplify right side
    190,522.93x = 37,640,510,006.71
  5. Step 5: Solve for x
    x = 37,640,510,006.71/190,522.93
  6. Step 6: Final answer
    x = 197,564.20

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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.