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Finding the Fourth Proportional to 228,037.59, 340,386.36 and 201,104.01

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Solution

The fourth proportional to 228,037.59, 340,386.36 and 201,104.01 is: 300,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,037.59 : 340,386.36 = 201,104.01 : x
  2. Step 2: Convert to fraction form
    228,037.59/340,386.36 = 201,104.01/x
  3. Step 3: Cross multiply
    228,037.59x = 340,386.36 × 201,104.01
  4. Step 4: Simplify right side
    228,037.59x = 68,453,061,945.30
  5. Step 5: Solve for x
    x = 68,453,061,945.30/228,037.59
  6. Step 6: Final answer
    x = 300,183.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.