Home / 88,651.21-122,321.91-52,844.53

Finding the Fourth Proportional to 88,651.21, 122,321.91 and 52,844.53

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Solution

The fourth proportional to 88,651.21, 122,321.91 and 52,844.53 is: 72,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,651.21 : 122,321.91 = 52,844.53 : x
  2. Step 2: Convert to fraction form
    88,651.21/122,321.91 = 52,844.53/x
  3. Step 3: Cross multiply
    88,651.21x = 122,321.91 × 52,844.53
  4. Step 4: Simplify right side
    88,651.21x = 6,464,043,842.65
  5. Step 5: Solve for x
    x = 6,464,043,842.65/88,651.21
  6. Step 6: Final answer
    x = 72,915.46

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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.