Home / 51,760.82-71,442.45-48,258.74

Finding the Fourth Proportional to 51,760.82, 71,442.45 and 48,258.74

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Solution

The fourth proportional to 51,760.82, 71,442.45 and 48,258.74 is: 66,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.82 : 71,442.45 = 48,258.74 : x
  2. Step 2: Convert to fraction form
    51,760.82/71,442.45 = 48,258.74/x
  3. Step 3: Cross multiply
    51,760.82x = 71,442.45 × 48,258.74
  4. Step 4: Simplify right side
    51,760.82x = 3,447,722,619.51
  5. Step 5: Solve for x
    x = 3,447,722,619.51/51,760.82
  6. Step 6: Final answer
    x = 66,608.73

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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.