Home / 150,940.04-226,310.70-84,478.28

Finding the Fourth Proportional to 150,940.04, 226,310.70 and 84,478.28

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Solution

The fourth proportional to 150,940.04, 226,310.70 and 84,478.28 is: 126,661.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,940.04 : 226,310.70 = 84,478.28 : x
  2. Step 2: Convert to fraction form
    150,940.04/226,310.70 = 84,478.28/x
  3. Step 3: Cross multiply
    150,940.04x = 226,310.70 × 84,478.28
  4. Step 4: Simplify right side
    150,940.04x = 19,118,338,681.60
  5. Step 5: Solve for x
    x = 19,118,338,681.60/150,940.04
  6. Step 6: Final answer
    x = 126,661.81

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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.