Home / 254,831.37-351,671.61-140,114.71

Finding the Fourth Proportional to 254,831.37, 351,671.61 and 140,114.71

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Solution

The fourth proportional to 254,831.37, 351,671.61 and 140,114.71 is: 193,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,831.37 : 351,671.61 = 140,114.71 : x
  2. Step 2: Convert to fraction form
    254,831.37/351,671.61 = 140,114.71/x
  3. Step 3: Cross multiply
    254,831.37x = 351,671.61 × 140,114.71
  4. Step 4: Simplify right side
    254,831.37x = 49,274,365,650.38
  5. Step 5: Solve for x
    x = 49,274,365,650.38/254,831.37
  6. Step 6: Final answer
    x = 193,360.67

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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.