Home / 149,709.08-224,515-49,842.44

Finding the Fourth Proportional to 149,709.08, 224,515 and 49,842.44

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Solution

The fourth proportional to 149,709.08, 224,515 and 49,842.44 is: 74,747.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,709.08 : 224,515 = 49,842.44 : x
  2. Step 2: Convert to fraction form
    149,709.08/224,515 = 49,842.44/x
  3. Step 3: Cross multiply
    149,709.08x = 224,515 × 49,842.44
  4. Step 4: Simplify right side
    149,709.08x = 11,190,375,416.60
  5. Step 5: Solve for x
    x = 11,190,375,416.60/149,709.08
  6. Step 6: Final answer
    x = 74,747.47

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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.