Home / 140,844.40-211,280.40-41,005.60

Finding the Fourth Proportional to 140,844.40, 211,280.40 and 41,005.60

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Solution

The fourth proportional to 140,844.40, 211,280.40 and 41,005.60 is: 61,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,844.40 : 211,280.40 = 41,005.60 : x
  2. Step 2: Convert to fraction form
    140,844.40/211,280.40 = 41,005.60/x
  3. Step 3: Cross multiply
    140,844.40x = 211,280.40 × 41,005.60
  4. Step 4: Simplify right side
    140,844.40x = 8,663,679,570.24
  5. Step 5: Solve for x
    x = 8,663,679,570.24/140,844.40
  6. Step 6: Final answer
    x = 61,512.42

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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.