Home / 140,041.62-210,072.96-40,201.02

Finding the Fourth Proportional to 140,041.62, 210,072.96 and 40,201.02

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Solution

The fourth proportional to 140,041.62, 210,072.96 and 40,201.02 is: 60,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,041.62 : 210,072.96 = 40,201.02 : x
  2. Step 2: Convert to fraction form
    140,041.62/210,072.96 = 40,201.02/x
  3. Step 3: Cross multiply
    140,041.62x = 210,072.96 × 40,201.02
  4. Step 4: Simplify right side
    140,041.62x = 8,445,147,266.42
  5. Step 5: Solve for x
    x = 8,445,147,266.42/140,041.62
  6. Step 6: Final answer
    x = 60,304.55

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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.