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Finding the Fourth Proportional to 227,611.52, 314,057.02 and 130,796.68

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Solution

The fourth proportional to 227,611.52, 314,057.02 and 130,796.68 is: 180,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,611.52 : 314,057.02 = 130,796.68 : x
  2. Step 2: Convert to fraction form
    227,611.52/314,057.02 = 130,796.68/x
  3. Step 3: Cross multiply
    227,611.52x = 314,057.02 × 130,796.68
  4. Step 4: Simplify right side
    227,611.52x = 41,077,615,546.69
  5. Step 5: Solve for x
    x = 41,077,615,546.69/227,611.52
  6. Step 6: Final answer
    x = 180,472.48

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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.