Home / 140,808.56-211,202.28-40,969.52

Finding the Fourth Proportional to 140,808.56, 211,202.28 and 40,969.52

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Solution

The fourth proportional to 140,808.56, 211,202.28 and 40,969.52 is: 61,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,808.56 : 211,202.28 = 40,969.52 : x
  2. Step 2: Convert to fraction form
    140,808.56/211,202.28 = 40,969.52/x
  3. Step 3: Cross multiply
    140,808.56x = 211,202.28 × 40,969.52
  4. Step 4: Simplify right side
    140,808.56x = 8,652,856,034.51
  5. Step 5: Solve for x
    x = 8,652,856,034.51/140,808.56
  6. Step 6: Final answer
    x = 61,451.21

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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.