Home / 103,681.33-155,522-33,567.73

Finding the Fourth Proportional to 103,681.33, 155,522 and 33,567.73

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Solution

The fourth proportional to 103,681.33, 155,522 and 33,567.73 is: 50,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,681.33 : 155,522 = 33,567.73 : x
  2. Step 2: Convert to fraction form
    103,681.33/155,522 = 33,567.73/x
  3. Step 3: Cross multiply
    103,681.33x = 155,522 × 33,567.73
  4. Step 4: Simplify right side
    103,681.33x = 5,220,520,505.06
  5. Step 5: Solve for x
    x = 5,220,520,505.06/103,681.33
  6. Step 6: Final answer
    x = 50,351.60

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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.