Home / 103,951.62-155,929.86-33,836.40

Finding the Fourth Proportional to 103,951.62, 155,929.86 and 33,836.40

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Solution

The fourth proportional to 103,951.62, 155,929.86 and 33,836.40 is: 50,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,951.62 : 155,929.86 = 33,836.40 : x
  2. Step 2: Convert to fraction form
    103,951.62/155,929.86 = 33,836.40/x
  3. Step 3: Cross multiply
    103,951.62x = 155,929.86 × 33,836.40
  4. Step 4: Simplify right side
    103,951.62x = 5,276,104,166.07
  5. Step 5: Solve for x
    x = 5,276,104,166.07/103,951.62
  6. Step 6: Final answer
    x = 50,755.38

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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.