Home / 69,274.21-95,457.17-47,770.51

Finding the Fourth Proportional to 69,274.21, 95,457.17 and 47,770.51

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Solution

The fourth proportional to 69,274.21, 95,457.17 and 47,770.51 is: 65,825.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,274.21 : 95,457.17 = 47,770.51 : x
  2. Step 2: Convert to fraction form
    69,274.21/95,457.17 = 47,770.51/x
  3. Step 3: Cross multiply
    69,274.21x = 95,457.17 × 47,770.51
  4. Step 4: Simplify right side
    69,274.21x = 4,560,036,977.92
  5. Step 5: Solve for x
    x = 4,560,036,977.92/69,274.21
  6. Step 6: Final answer
    x = 65,825.90

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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.