Home / 183,981.50-275,968.81-100,274.38

Finding the Fourth Proportional to 183,981.50, 275,968.81 and 100,274.38

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Solution

The fourth proportional to 183,981.50, 275,968.81 and 100,274.38 is: 150,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,981.50 : 275,968.81 = 100,274.38 : x
  2. Step 2: Convert to fraction form
    183,981.50/275,968.81 = 100,274.38/x
  3. Step 3: Cross multiply
    183,981.50x = 275,968.81 × 100,274.38
  4. Step 4: Simplify right side
    183,981.50x = 27,672,599,440.87
  5. Step 5: Solve for x
    x = 27,672,599,440.87/183,981.50
  6. Step 6: Final answer
    x = 150,409.68

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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.