Home / 140,202.67-210,272.56-40,340.61

Finding the Fourth Proportional to 140,202.67, 210,272.56 and 40,340.61

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Solution

The fourth proportional to 140,202.67, 210,272.56 and 40,340.61 is: 60,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,202.67 : 210,272.56 = 40,340.61 : x
  2. Step 2: Convert to fraction form
    140,202.67/210,272.56 = 40,340.61/x
  3. Step 3: Cross multiply
    140,202.67x = 210,272.56 × 40,340.61
  4. Step 4: Simplify right side
    140,202.67x = 8,482,523,336.66
  5. Step 5: Solve for x
    x = 8,482,523,336.66/140,202.67
  6. Step 6: Final answer
    x = 60,501.87

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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.