Home / 140,249.34-210,411.60-40,418.26

Finding the Fourth Proportional to 140,249.34, 210,411.60 and 40,418.26

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Solution

The fourth proportional to 140,249.34, 210,411.60 and 40,418.26 is: 60,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,249.34 : 210,411.60 = 40,418.26 : x
  2. Step 2: Convert to fraction form
    140,249.34/210,411.60 = 40,418.26/x
  3. Step 3: Cross multiply
    140,249.34x = 210,411.60 × 40,418.26
  4. Step 4: Simplify right side
    140,249.34x = 8,504,470,078.22
  5. Step 5: Solve for x
    x = 8,504,470,078.22/140,249.34
  6. Step 6: Final answer
    x = 60,638.22

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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.