Home / 47,812.55-71,653.21-30,250.94

Finding the Fourth Proportional to 47,812.55, 71,653.21 and 30,250.94

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Solution

The fourth proportional to 47,812.55, 71,653.21 and 30,250.94 is: 45,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,812.55 : 71,653.21 = 30,250.94 : x
  2. Step 2: Convert to fraction form
    47,812.55/71,653.21 = 30,250.94/x
  3. Step 3: Cross multiply
    47,812.55x = 71,653.21 × 30,250.94
  4. Step 4: Simplify right side
    47,812.55x = 2,167,576,447.00
  5. Step 5: Solve for x
    x = 2,167,576,447.00/47,812.55
  6. Step 6: Final answer
    x = 45,334.89

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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.