Home / 93,855.33-140,753.19-30,661.05

Finding the Fourth Proportional to 93,855.33, 140,753.19 and 30,661.05

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Solution

The fourth proportional to 93,855.33, 140,753.19 and 30,661.05 is: 45,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,855.33 : 140,753.19 = 30,661.05 : x
  2. Step 2: Convert to fraction form
    93,855.33/140,753.19 = 30,661.05/x
  3. Step 3: Cross multiply
    93,855.33x = 140,753.19 × 30,661.05
  4. Step 4: Simplify right side
    93,855.33x = 4,315,640,596.25
  5. Step 5: Solve for x
    x = 4,315,640,596.25/93,855.33
  6. Step 6: Final answer
    x = 45,981.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.