Home / 89,029.40-122,855.90-48,735.44

Finding the Fourth Proportional to 89,029.40, 122,855.90 and 48,735.44

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Solution

The fourth proportional to 89,029.40, 122,855.90 and 48,735.44 is: 67,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,029.40 : 122,855.90 = 48,735.44 : x
  2. Step 2: Convert to fraction form
    89,029.40/122,855.90 = 48,735.44/x
  3. Step 3: Cross multiply
    89,029.40x = 122,855.90 × 48,735.44
  4. Step 4: Simplify right side
    89,029.40x = 5,987,436,099.42
  5. Step 5: Solve for x
    x = 5,987,436,099.42/89,029.40
  6. Step 6: Final answer
    x = 67,252.35

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1.5x scale

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.