Home / 52,817.14-79,172.40-33,109.54

Finding the Fourth Proportional to 52,817.14, 79,172.40 and 33,109.54

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Solution

The fourth proportional to 52,817.14, 79,172.40 and 33,109.54 is: 49,630.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.14 : 79,172.40 = 33,109.54 : x
  2. Step 2: Convert to fraction form
    52,817.14/79,172.40 = 33,109.54/x
  3. Step 3: Cross multiply
    52,817.14x = 79,172.40 × 33,109.54
  4. Step 4: Simplify right side
    52,817.14x = 2,621,361,744.70
  5. Step 5: Solve for x
    x = 2,621,361,744.70/52,817.14
  6. Step 6: Final answer
    x = 49,630.89

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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.