Home / 254,845.65-351,696.02-140,133.03

Finding the Fourth Proportional to 254,845.65, 351,696.02 and 140,133.03

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Solution

The fourth proportional to 254,845.65, 351,696.02 and 140,133.03 is: 193,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,845.65 : 351,696.02 = 140,133.03 : x
  2. Step 2: Convert to fraction form
    254,845.65/351,696.02 = 140,133.03/x
  3. Step 3: Cross multiply
    254,845.65x = 351,696.02 × 140,133.03
  4. Step 4: Simplify right side
    254,845.65x = 49,284,228,921.54
  5. Step 5: Solve for x
    x = 49,284,228,921.54/254,845.65
  6. Step 6: Final answer
    x = 193,388.54

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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.