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Finding the Fourth Proportional to 214,131.88, 295,489.65 and 118,632.88

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Solution

The fourth proportional to 214,131.88, 295,489.65 and 118,632.88 is: 163,706.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,131.88 : 295,489.65 = 118,632.88 : x
  2. Step 2: Convert to fraction form
    214,131.88/295,489.65 = 118,632.88/x
  3. Step 3: Cross multiply
    214,131.88x = 295,489.65 × 118,632.88
  4. Step 4: Simplify right side
    214,131.88x = 35,054,788,189.69
  5. Step 5: Solve for x
    x = 35,054,788,189.69/214,131.88
  6. Step 6: Final answer
    x = 163,706.54

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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.