Home / 271,623.92-407,835.81-151,915.40

Finding the Fourth Proportional to 271,623.92, 407,835.81 and 151,915.40

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Solution

The fourth proportional to 271,623.92, 407,835.81 and 151,915.40 is: 228,096.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,623.92 : 407,835.81 = 151,915.40 : x
  2. Step 2: Convert to fraction form
    271,623.92/407,835.81 = 151,915.40/x
  3. Step 3: Cross multiply
    271,623.92x = 407,835.81 × 151,915.40
  4. Step 4: Simplify right side
    271,623.92x = 61,956,539,700.68
  5. Step 5: Solve for x
    x = 61,956,539,700.68/271,623.92
  6. Step 6: Final answer
    x = 228,096.78

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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.