Home / 47,932.95-71,899.53-30,365.88

Finding the Fourth Proportional to 47,932.95, 71,899.53 and 30,365.88

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Solution

The fourth proportional to 47,932.95, 71,899.53 and 30,365.88 is: 45,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,932.95 : 71,899.53 = 30,365.88 : x
  2. Step 2: Convert to fraction form
    47,932.95/71,899.53 = 30,365.88/x
  3. Step 3: Cross multiply
    47,932.95x = 71,899.53 × 30,365.88
  4. Step 4: Simplify right side
    47,932.95x = 2,183,292,500.04
  5. Step 5: Solve for x
    x = 2,183,292,500.04/47,932.95
  6. Step 6: Final answer
    x = 45,548.89

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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.