Home / 89,172.14-133,775.68-33,012.68

Finding the Fourth Proportional to 89,172.14, 133,775.68 and 33,012.68

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Solution

The fourth proportional to 89,172.14, 133,775.68 and 33,012.68 is: 49,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,172.14 : 133,775.68 = 33,012.68 : x
  2. Step 2: Convert to fraction form
    89,172.14/133,775.68 = 33,012.68/x
  3. Step 3: Cross multiply
    89,172.14x = 133,775.68 × 33,012.68
  4. Step 4: Simplify right side
    89,172.14x = 4,416,293,129.28
  5. Step 5: Solve for x
    x = 4,416,293,129.28/89,172.14
  6. Step 6: Final answer
    x = 49,525.48

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1.5x scale

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.