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Finding the Fourth Proportional to 214,103.20, 295,480.56 and 118,639.84

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Solution

The fourth proportional to 214,103.20, 295,480.56 and 118,639.84 is: 163,733.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,103.20 : 295,480.56 = 118,639.84 : x
  2. Step 2: Convert to fraction form
    214,103.20/295,480.56 = 118,639.84/x
  3. Step 3: Cross multiply
    214,103.20x = 295,480.56 × 118,639.84
  4. Step 4: Simplify right side
    214,103.20x = 35,055,766,361.51
  5. Step 5: Solve for x
    x = 35,055,766,361.51/214,103.20
  6. Step 6: Final answer
    x = 163,733.03

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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.