Home / 103,996.21-155,994.32-33,875.52

Finding the Fourth Proportional to 103,996.21, 155,994.32 and 33,875.52

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Solution

The fourth proportional to 103,996.21, 155,994.32 and 33,875.52 is: 50,813.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,996.21 : 155,994.32 = 33,875.52 : x
  2. Step 2: Convert to fraction form
    103,996.21/155,994.32 = 33,875.52/x
  3. Step 3: Cross multiply
    103,996.21x = 155,994.32 × 33,875.52
  4. Step 4: Simplify right side
    103,996.21x = 5,284,388,707.05
  5. Step 5: Solve for x
    x = 5,284,388,707.05/103,996.21
  6. Step 6: Final answer
    x = 50,813.28

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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.