Home / 140,739.84-210,611.07-124,132.32

Finding the Fourth Proportional to 140,739.84, 210,611.07 and 124,132.32

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Solution

The fourth proportional to 140,739.84, 210,611.07 and 124,132.32 is: 185,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,739.84 : 210,611.07 = 124,132.32 : x
  2. Step 2: Convert to fraction form
    140,739.84/210,611.07 = 124,132.32/x
  3. Step 3: Cross multiply
    140,739.84x = 210,611.07 × 124,132.32
  4. Step 4: Simplify right side
    140,739.84x = 26,143,640,736.78
  5. Step 5: Solve for x
    x = 26,143,640,736.78/140,739.84
  6. Step 6: Final answer
    x = 185,758.64

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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.