Home / 271,822.60-407,831.10-114,099.40

Finding the Fourth Proportional to 271,822.60, 407,831.10 and 114,099.40

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Solution

The fourth proportional to 271,822.60, 407,831.10 and 114,099.40 is: 171,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,822.60 : 407,831.10 = 114,099.40 : x
  2. Step 2: Convert to fraction form
    271,822.60/407,831.10 = 114,099.40/x
  3. Step 3: Cross multiply
    271,822.60x = 407,831.10 × 114,099.40
  4. Step 4: Simplify right side
    271,822.60x = 46,533,283,811.34
  5. Step 5: Solve for x
    x = 46,533,283,811.34/271,822.60
  6. Step 6: Final answer
    x = 171,189.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.