Home / 100,609.14-150,940.98-89,592.33

Finding the Fourth Proportional to 100,609.14, 150,940.98 and 89,592.33

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Solution

The fourth proportional to 100,609.14, 150,940.98 and 89,592.33 is: 134,412.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,609.14 : 150,940.98 = 89,592.33 : x
  2. Step 2: Convert to fraction form
    100,609.14/150,940.98 = 89,592.33/x
  3. Step 3: Cross multiply
    100,609.14x = 150,940.98 × 89,592.33
  4. Step 4: Simplify right side
    100,609.14x = 13,523,154,090.68
  5. Step 5: Solve for x
    x = 13,523,154,090.68/100,609.14
  6. Step 6: Final answer
    x = 134,412.78

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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.