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Finding the Fourth Proportional to 71,347.37, 107,011.80 and 26,968.34

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Solution

The fourth proportional to 71,347.37, 107,011.80 and 26,968.34 is: 40,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347.37 : 107,011.80 = 26,968.34 : x
  2. Step 2: Convert to fraction form
    71,347.37/107,011.80 = 26,968.34/x
  3. Step 3: Cross multiply
    71,347.37x = 107,011.80 × 26,968.34
  4. Step 4: Simplify right side
    71,347.37x = 2,885,930,873.94
  5. Step 5: Solve for x
    x = 2,885,930,873.94/71,347.37
  6. Step 6: Final answer
    x = 40,449.02

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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.