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Finding the Fourth Proportional to 201,336.10, 302,040.60 and 101,244.40

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Solution

The fourth proportional to 201,336.10, 302,040.60 and 101,244.40 is: 151,884.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,336.10 : 302,040.60 = 101,244.40 : x
  2. Step 2: Convert to fraction form
    201,336.10/302,040.60 = 101,244.40/x
  3. Step 3: Cross multiply
    201,336.10x = 302,040.60 × 101,244.40
  4. Step 4: Simplify right side
    201,336.10x = 30,579,919,322.64
  5. Step 5: Solve for x
    x = 30,579,919,322.64/201,336.10
  6. Step 6: Final answer
    x = 151,884.93

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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.