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Finding the Fourth Proportional to 227,464.54, 313,799.54 and 131,915.86

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Solution

The fourth proportional to 227,464.54, 313,799.54 and 131,915.86 is: 181,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,464.54 : 313,799.54 = 131,915.86 : x
  2. Step 2: Convert to fraction form
    227,464.54/313,799.54 = 131,915.86/x
  3. Step 3: Cross multiply
    227,464.54x = 313,799.54 × 131,915.86
  4. Step 4: Simplify right side
    227,464.54x = 41,395,136,186.70
  5. Step 5: Solve for x
    x = 41,395,136,186.70/227,464.54
  6. Step 6: Final answer
    x = 181,985.01

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1.5x scale

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.