Home / 230,977.13-318,739.46-144,982.31

Finding the Fourth Proportional to 230,977.13, 318,739.46 and 144,982.31

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Solution

The fourth proportional to 230,977.13, 318,739.46 and 144,982.31 is: 200,069.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,977.13 : 318,739.46 = 144,982.31 : x
  2. Step 2: Convert to fraction form
    230,977.13/318,739.46 = 144,982.31/x
  3. Step 3: Cross multiply
    230,977.13x = 318,739.46 × 144,982.31
  4. Step 4: Simplify right side
    230,977.13x = 46,211,583,270.89
  5. Step 5: Solve for x
    x = 46,211,583,270.89/230,977.13
  6. Step 6: Final answer
    x = 200,069.96

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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.