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Finding the Fourth Proportional to 67,244, 92,765.58 and 43,378.37

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Solution

The fourth proportional to 67,244, 92,765.58 and 43,378.37 is: 59,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,244 : 92,765.58 = 43,378.37 : x
  2. Step 2: Convert to fraction form
    67,244/92,765.58 = 43,378.37/x
  3. Step 3: Cross multiply
    67,244x = 92,765.58 × 43,378.37
  4. Step 4: Simplify right side
    67,244x = 4,024,019,652.50
  5. Step 5: Solve for x
    x = 4,024,019,652.50/67,244
  6. Step 6: Final answer
    x = 59,842.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.