Home / 201,072.15-301,608.03-51,312.44

Finding the Fourth Proportional to 201,072.15, 301,608.03 and 51,312.44

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Solution

The fourth proportional to 201,072.15, 301,608.03 and 51,312.44 is: 76,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,072.15 : 301,608.03 = 51,312.44 : x
  2. Step 2: Convert to fraction form
    201,072.15/301,608.03 = 51,312.44/x
  3. Step 3: Cross multiply
    201,072.15x = 301,608.03 × 51,312.44
  4. Step 4: Simplify right side
    201,072.15x = 15,476,242,434.85
  5. Step 5: Solve for x
    x = 15,476,242,434.85/201,072.15
  6. Step 6: Final answer
    x = 76,968.60

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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.