Home / 181,841-272,771.22-57,191.72

Finding the Fourth Proportional to 181,841, 272,771.22 and 57,191.72

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Solution

The fourth proportional to 181,841, 272,771.22 and 57,191.72 is: 85,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,841 : 272,771.22 = 57,191.72 : x
  2. Step 2: Convert to fraction form
    181,841/272,771.22 = 57,191.72/x
  3. Step 3: Cross multiply
    181,841x = 272,771.22 × 57,191.72
  4. Step 4: Simplify right side
    181,841x = 15,600,255,238.30
  5. Step 5: Solve for x
    x = 15,600,255,238.30/181,841
  6. Step 6: Final answer
    x = 85,790.64

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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.