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Finding the Fourth Proportional to 101,871.01, 152,771.90 and 35,295.60

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Solution

The fourth proportional to 101,871.01, 152,771.90 and 35,295.60 is: 52,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,871.01 : 152,771.90 = 35,295.60 : x
  2. Step 2: Convert to fraction form
    101,871.01/152,771.90 = 35,295.60/x
  3. Step 3: Cross multiply
    101,871.01x = 152,771.90 × 35,295.60
  4. Step 4: Simplify right side
    101,871.01x = 5,392,175,961.88
  5. Step 5: Solve for x
    x = 5,392,175,961.88/101,871.01
  6. Step 6: Final answer
    x = 52,931.41

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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.