Home / 140,050.16-210,084.81-40,202.67

Finding the Fourth Proportional to 140,050.16, 210,084.81 and 40,202.67

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Solution

The fourth proportional to 140,050.16, 210,084.81 and 40,202.67 is: 60,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,050.16 : 210,084.81 = 40,202.67 : x
  2. Step 2: Convert to fraction form
    140,050.16/210,084.81 = 40,202.67/x
  3. Step 3: Cross multiply
    140,050.16x = 210,084.81 × 40,202.67
  4. Step 4: Simplify right side
    140,050.16x = 8,445,970,288.44
  5. Step 5: Solve for x
    x = 8,445,970,288.44/140,050.16
  6. Step 6: Final answer
    x = 60,306.75

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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.