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Finding the Fourth Proportional to 140,842.44, 211,245.84 and 46,064.52

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Solution

The fourth proportional to 140,842.44, 211,245.84 and 46,064.52 is: 69,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,842.44 : 211,245.84 = 46,064.52 : x
  2. Step 2: Convert to fraction form
    140,842.44/211,245.84 = 46,064.52/x
  3. Step 3: Cross multiply
    140,842.44x = 211,245.84 × 46,064.52
  4. Step 4: Simplify right side
    140,842.44x = 9,730,938,221.60
  5. Step 5: Solve for x
    x = 9,730,938,221.60/140,842.44
  6. Step 6: Final answer
    x = 69,090.95

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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.