Home / 148,971.80-223,493.70-43,790.60

Finding the Fourth Proportional to 148,971.80, 223,493.70 and 43,790.60

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Solution

The fourth proportional to 148,971.80, 223,493.70 and 43,790.60 is: 65,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,971.80 : 223,493.70 = 43,790.60 : x
  2. Step 2: Convert to fraction form
    148,971.80/223,493.70 = 43,790.60/x
  3. Step 3: Cross multiply
    148,971.80x = 223,493.70 × 43,790.60
  4. Step 4: Simplify right side
    148,971.80x = 9,786,923,219.22
  5. Step 5: Solve for x
    x = 9,786,923,219.22/148,971.80
  6. Step 6: Final answer
    x = 65,696.48

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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.