Home / 140,152.21-210,263.82-40,310.26

Finding the Fourth Proportional to 140,152.21, 210,263.82 and 40,310.26

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Solution

The fourth proportional to 140,152.21, 210,263.82 and 40,310.26 is: 60,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,152.21 : 210,263.82 = 40,310.26 : x
  2. Step 2: Convert to fraction form
    140,152.21/210,263.82 = 40,310.26/x
  3. Step 3: Cross multiply
    140,152.21x = 210,263.82 × 40,310.26
  4. Step 4: Simplify right side
    140,152.21x = 8,475,789,252.79
  5. Step 5: Solve for x
    x = 8,475,789,252.79/140,152.21
  6. Step 6: Final answer
    x = 60,475.60

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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.