Home / 140,418.20-210,627.30-133,506.20

Finding the Fourth Proportional to 140,418.20, 210,627.30 and 133,506.20

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Solution

The fourth proportional to 140,418.20, 210,627.30 and 133,506.20 is: 200,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,418.20 : 210,627.30 = 133,506.20 : x
  2. Step 2: Convert to fraction form
    140,418.20/210,627.30 = 133,506.20/x
  3. Step 3: Cross multiply
    140,418.20x = 210,627.30 × 133,506.20
  4. Step 4: Simplify right side
    140,418.20x = 28,120,050,439.26
  5. Step 5: Solve for x
    x = 28,120,050,439.26/140,418.20
  6. Step 6: Final answer
    x = 200,259.30

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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.