Home / 140,126.24-210,272.40-131,260.19

Finding the Fourth Proportional to 140,126.24, 210,272.40 and 131,260.19

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Solution

The fourth proportional to 140,126.24, 210,272.40 and 131,260.19 is: 196,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,126.24 : 210,272.40 = 131,260.19 : x
  2. Step 2: Convert to fraction form
    140,126.24/210,272.40 = 131,260.19/x
  3. Step 3: Cross multiply
    140,126.24x = 210,272.40 × 131,260.19
  4. Step 4: Simplify right side
    140,126.24x = 27,600,394,124.39
  5. Step 5: Solve for x
    x = 27,600,394,124.39/140,126.24
  6. Step 6: Final answer
    x = 196,968.06

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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.