Home / 53,367.24-80,099.33-28,428.56

Finding the Fourth Proportional to 53,367.24, 80,099.33 and 28,428.56

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Solution

The fourth proportional to 53,367.24, 80,099.33 and 28,428.56 is: 42,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,367.24 : 80,099.33 = 28,428.56 : x
  2. Step 2: Convert to fraction form
    53,367.24/80,099.33 = 28,428.56/x
  3. Step 3: Cross multiply
    53,367.24x = 80,099.33 × 28,428.56
  4. Step 4: Simplify right side
    53,367.24x = 2,277,108,066.23
  5. Step 5: Solve for x
    x = 2,277,108,066.23/53,367.24
  6. Step 6: Final answer
    x = 42,668.65

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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.