Home / 149,819.26-224,729.75-49,979.16

Finding the Fourth Proportional to 149,819.26, 224,729.75 and 49,979.16

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Solution

The fourth proportional to 149,819.26, 224,729.75 and 49,979.16 is: 74,969.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,819.26 : 224,729.75 = 49,979.16 : x
  2. Step 2: Convert to fraction form
    149,819.26/224,729.75 = 49,979.16/x
  3. Step 3: Cross multiply
    149,819.26x = 224,729.75 × 49,979.16
  4. Step 4: Simplify right side
    149,819.26x = 11,231,804,132.01
  5. Step 5: Solve for x
    x = 11,231,804,132.01/149,819.26
  6. Step 6: Final answer
    x = 74,969.03

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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.