Home / 150,223.33-225,412.66-66,042.55

Finding the Fourth Proportional to 150,223.33, 225,412.66 and 66,042.55

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Solution

The fourth proportional to 150,223.33, 225,412.66 and 66,042.55 is: 99,097.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,223.33 : 225,412.66 = 66,042.55 : x
  2. Step 2: Convert to fraction form
    150,223.33/225,412.66 = 66,042.55/x
  3. Step 3: Cross multiply
    150,223.33x = 225,412.66 × 66,042.55
  4. Step 4: Simplify right side
    150,223.33x = 14,886,825,741.62
  5. Step 5: Solve for x
    x = 14,886,825,741.62/150,223.33
  6. Step 6: Final answer
    x = 99,097.96

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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.