Home / 254,840.57-351,672.50-140,119.36

Finding the Fourth Proportional to 254,840.57, 351,672.50 and 140,119.36

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Solution

The fourth proportional to 254,840.57, 351,672.50 and 140,119.36 is: 193,360.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,840.57 : 351,672.50 = 140,119.36 : x
  2. Step 2: Convert to fraction form
    254,840.57/351,672.50 = 140,119.36/x
  3. Step 3: Cross multiply
    254,840.57x = 351,672.50 × 140,119.36
  4. Step 4: Simplify right side
    254,840.57x = 49,276,125,629.60
  5. Step 5: Solve for x
    x = 49,276,125,629.60/254,840.57
  6. Step 6: Final answer
    x = 193,360.60

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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.