Home / 182,745.12-252,230.40-118,971.84

Finding the Fourth Proportional to 182,745.12, 252,230.40 and 118,971.84

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Solution

The fourth proportional to 182,745.12, 252,230.40 and 118,971.84 is: 164,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,745.12 : 252,230.40 = 118,971.84 : x
  2. Step 2: Convert to fraction form
    182,745.12/252,230.40 = 118,971.84/x
  3. Step 3: Cross multiply
    182,745.12x = 252,230.40 × 118,971.84
  4. Step 4: Simplify right side
    182,745.12x = 30,008,314,791.94
  5. Step 5: Solve for x
    x = 30,008,314,791.94/182,745.12
  6. Step 6: Final answer
    x = 164,208.57

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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.