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Finding the Fourth Proportional to 214,170, 295,566.39 and 118,674.60

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Solution

The fourth proportional to 214,170, 295,566.39 and 118,674.60 is: 163,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,170 : 295,566.39 = 118,674.60 : x
  2. Step 2: Convert to fraction form
    214,170/295,566.39 = 118,674.60/x
  3. Step 3: Cross multiply
    214,170x = 295,566.39 × 118,674.60
  4. Step 4: Simplify right side
    214,170x = 35,076,223,106.69
  5. Step 5: Solve for x
    x = 35,076,223,106.69/214,170
  6. Step 6: Final answer
    x = 163,777.48

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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.