Home / 254,786.96-382,334.04-88,691.60

Finding the Fourth Proportional to 254,786.96, 382,334.04 and 88,691.60

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Solution

The fourth proportional to 254,786.96, 382,334.04 and 88,691.60 is: 133,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,786.96 : 382,334.04 = 88,691.60 : x
  2. Step 2: Convert to fraction form
    254,786.96/382,334.04 = 88,691.60/x
  3. Step 3: Cross multiply
    254,786.96x = 382,334.04 × 88,691.60
  4. Step 4: Simplify right side
    254,786.96x = 33,909,817,742.06
  5. Step 5: Solve for x
    x = 33,909,817,742.06/254,786.96
  6. Step 6: Final answer
    x = 133,090.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.