Home / 103,799.66-155,721.40-33,673.55

Finding the Fourth Proportional to 103,799.66, 155,721.40 and 33,673.55

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Solution

The fourth proportional to 103,799.66, 155,721.40 and 33,673.55 is: 50,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,799.66 : 155,721.40 = 33,673.55 : x
  2. Step 2: Convert to fraction form
    103,799.66/155,721.40 = 33,673.55/x
  3. Step 3: Cross multiply
    103,799.66x = 155,721.40 × 33,673.55
  4. Step 4: Simplify right side
    103,799.66x = 5,243,691,486.18
  5. Step 5: Solve for x
    x = 5,243,691,486.18/103,799.66
  6. Step 6: Final answer
    x = 50,517.43

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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.