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Finding the Fourth Proportional to 140,884.68, 211,327.86 and 35,703.96

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Solution

The fourth proportional to 140,884.68, 211,327.86 and 35,703.96 is: 53,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,884.68 : 211,327.86 = 35,703.96 : x
  2. Step 2: Convert to fraction form
    140,884.68/211,327.86 = 35,703.96/x
  3. Step 3: Cross multiply
    140,884.68x = 211,327.86 × 35,703.96
  4. Step 4: Simplify right side
    140,884.68x = 7,545,241,460.33
  5. Step 5: Solve for x
    x = 7,545,241,460.33/140,884.68
  6. Step 6: Final answer
    x = 53,556.15

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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.