Home / 254,831.67-351,672.03-140,115.02

Finding the Fourth Proportional to 254,831.67, 351,672.03 and 140,115.02

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Solution

The fourth proportional to 254,831.67, 351,672.03 and 140,115.02 is: 193,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,831.67 : 351,672.03 = 140,115.02 : x
  2. Step 2: Convert to fraction form
    254,831.67/351,672.03 = 140,115.02/x
  3. Step 3: Cross multiply
    254,831.67x = 351,672.03 × 140,115.02
  4. Step 4: Simplify right side
    254,831.67x = 49,274,531,758.53
  5. Step 5: Solve for x
    x = 49,274,531,758.53/254,831.67
  6. Step 6: Final answer
    x = 193,361.10

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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.