Home / 253,978.18-350,500.97-151,984.24

Finding the Fourth Proportional to 253,978.18, 350,500.97 and 151,984.24

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Solution

The fourth proportional to 253,978.18, 350,500.97 and 151,984.24 is: 209,744.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,978.18 : 350,500.97 = 151,984.24 : x
  2. Step 2: Convert to fraction form
    253,978.18/350,500.97 = 151,984.24/x
  3. Step 3: Cross multiply
    253,978.18x = 350,500.97 × 151,984.24
  4. Step 4: Simplify right side
    253,978.18x = 53,270,621,908.54
  5. Step 5: Solve for x
    x = 53,270,621,908.54/253,978.18
  6. Step 6: Final answer
    x = 209,744.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.