Home / 131,073.47-196,578.26-36,301.19

Finding the Fourth Proportional to 131,073.47, 196,578.26 and 36,301.19

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Solution

The fourth proportional to 131,073.47, 196,578.26 and 36,301.19 is: 54,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,073.47 : 196,578.26 = 36,301.19 : x
  2. Step 2: Convert to fraction form
    131,073.47/196,578.26 = 36,301.19/x
  3. Step 3: Cross multiply
    131,073.47x = 196,578.26 × 36,301.19
  4. Step 4: Simplify right side
    131,073.47x = 7,136,025,076.07
  5. Step 5: Solve for x
    x = 7,136,025,076.07/131,073.47
  6. Step 6: Final answer
    x = 54,442.94

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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.