Home / 103,976.36-155,985.60-33,836.84

Finding the Fourth Proportional to 103,976.36, 155,985.60 and 33,836.84

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Solution

The fourth proportional to 103,976.36, 155,985.60 and 33,836.84 is: 50,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,976.36 : 155,985.60 = 33,836.84 : x
  2. Step 2: Convert to fraction form
    103,976.36/155,985.60 = 33,836.84/x
  3. Step 3: Cross multiply
    103,976.36x = 155,985.60 × 33,836.84
  4. Step 4: Simplify right side
    103,976.36x = 5,278,059,789.50
  5. Step 5: Solve for x
    x = 5,278,059,789.50/103,976.36
  6. Step 6: Final answer
    x = 50,762.11

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1.5x scale

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.