Home / 114,415.13-171,607.61-30,181.88

Finding the Fourth Proportional to 114,415.13, 171,607.61 and 30,181.88

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Solution

The fourth proportional to 114,415.13, 171,607.61 and 30,181.88 is: 45,268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,415.13 : 171,607.61 = 30,181.88 : x
  2. Step 2: Convert to fraction form
    114,415.13/171,607.61 = 30,181.88/x
  3. Step 3: Cross multiply
    114,415.13x = 171,607.61 × 30,181.88
  4. Step 4: Simplify right side
    114,415.13x = 5,179,440,796.58
  5. Step 5: Solve for x
    x = 5,179,440,796.58/114,415.13
  6. Step 6: Final answer
    x = 45,268.84

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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.