Home / 187,464.96-258,618.24-111,968.64

Finding the Fourth Proportional to 187,464.96, 258,618.24 and 111,968.64

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Solution

The fourth proportional to 187,464.96, 258,618.24 and 111,968.64 is: 154,466.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,464.96 : 258,618.24 = 111,968.64 : x
  2. Step 2: Convert to fraction form
    187,464.96/258,618.24 = 111,968.64/x
  3. Step 3: Cross multiply
    187,464.96x = 258,618.24 × 111,968.64
  4. Step 4: Simplify right side
    187,464.96x = 28,957,132,611.99
  5. Step 5: Solve for x
    x = 28,957,132,611.99/187,464.96
  6. Step 6: Final answer
    x = 154,466.91

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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.