Home / 71,848.03-107,772.03-21,928.38

Finding the Fourth Proportional to 71,848.03, 107,772.03 and 21,928.38

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Solution

The fourth proportional to 71,848.03, 107,772.03 and 21,928.38 is: 32,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,848.03 : 107,772.03 = 21,928.38 : x
  2. Step 2: Convert to fraction form
    71,848.03/107,772.03 = 21,928.38/x
  3. Step 3: Cross multiply
    71,848.03x = 107,772.03 × 21,928.38
  4. Step 4: Simplify right side
    71,848.03x = 2,363,266,027.21
  5. Step 5: Solve for x
    x = 2,363,266,027.21/71,848.03
  6. Step 6: Final answer
    x = 32,892.57

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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.