Home / 140,185.53-210,062.94-95,148.32

Finding the Fourth Proportional to 140,185.53, 210,062.94 and 95,148.32

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Solution

The fourth proportional to 140,185.53, 210,062.94 and 95,148.32 is: 142,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,185.53 : 210,062.94 = 95,148.32 : x
  2. Step 2: Convert to fraction form
    140,185.53/210,062.94 = 95,148.32/x
  3. Step 3: Cross multiply
    140,185.53x = 210,062.94 × 95,148.32
  4. Step 4: Simplify right side
    140,185.53x = 19,987,135,310.10
  5. Step 5: Solve for x
    x = 19,987,135,310.10/140,185.53
  6. Step 6: Final answer
    x = 142,576.31

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1.5x scale

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.