Home / 254,830.97-351,670.74-140,114.59

Finding the Fourth Proportional to 254,830.97, 351,670.74 and 140,114.59

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Solution

The fourth proportional to 254,830.97, 351,670.74 and 140,114.59 is: 193,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,830.97 : 351,670.74 = 140,114.59 : x
  2. Step 2: Convert to fraction form
    254,830.97/351,670.74 = 140,114.59/x
  3. Step 3: Cross multiply
    254,830.97x = 351,670.74 × 140,114.59
  4. Step 4: Simplify right side
    254,830.97x = 49,274,201,550.10
  5. Step 5: Solve for x
    x = 49,274,201,550.10/254,830.97
  6. Step 6: Final answer
    x = 193,360.33

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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.