Home / 149,991.47-207,126.36-96,369.92

Finding the Fourth Proportional to 149,991.47, 207,126.36 and 96,369.92

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Solution

The fourth proportional to 149,991.47, 207,126.36 and 96,369.92 is: 133,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,991.47 : 207,126.36 = 96,369.92 : x
  2. Step 2: Convert to fraction form
    149,991.47/207,126.36 = 96,369.92/x
  3. Step 3: Cross multiply
    149,991.47x = 207,126.36 × 96,369.92
  4. Step 4: Simplify right side
    149,991.47x = 19,960,750,213.14
  5. Step 5: Solve for x
    x = 19,960,750,213.14/149,991.47
  6. Step 6: Final answer
    x = 133,079.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.