Home / 71,285.54-98,272.64-48,595.42

Finding the Fourth Proportional to 71,285.54, 98,272.64 and 48,595.42

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Solution

The fourth proportional to 71,285.54, 98,272.64 and 48,595.42 is: 66,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,285.54 : 98,272.64 = 48,595.42 : x
  2. Step 2: Convert to fraction form
    71,285.54/98,272.64 = 48,595.42/x
  3. Step 3: Cross multiply
    71,285.54x = 98,272.64 × 48,595.42
  4. Step 4: Simplify right side
    71,285.54x = 4,775,600,183.25
  5. Step 5: Solve for x
    x = 4,775,600,183.25/71,285.54
  6. Step 6: Final answer
    x = 66,992.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.