Home / 285,530.63-428,302.82-95,993.46

Finding the Fourth Proportional to 285,530.63, 428,302.82 and 95,993.46

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Solution

The fourth proportional to 285,530.63, 428,302.82 and 95,993.46 is: 143,992.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,530.63 : 428,302.82 = 95,993.46 : x
  2. Step 2: Convert to fraction form
    285,530.63/428,302.82 = 95,993.46/x
  3. Step 3: Cross multiply
    285,530.63x = 428,302.82 × 95,993.46
  4. Step 4: Simplify right side
    285,530.63x = 41,114,269,859.54
  5. Step 5: Solve for x
    x = 41,114,269,859.54/285,530.63
  6. Step 6: Final answer
    x = 143,992.50

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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.