Home / 93,021.48-139,532.31-33,857.64

Finding the Fourth Proportional to 93,021.48, 139,532.31 and 33,857.64

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Solution

The fourth proportional to 93,021.48, 139,532.31 and 33,857.64 is: 50,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,021.48 : 139,532.31 = 33,857.64 : x
  2. Step 2: Convert to fraction form
    93,021.48/139,532.31 = 33,857.64/x
  3. Step 3: Cross multiply
    93,021.48x = 139,532.31 × 33,857.64
  4. Step 4: Simplify right side
    93,021.48x = 4,724,234,720.35
  5. Step 5: Solve for x
    x = 4,724,234,720.35/93,021.48
  6. Step 6: Final answer
    x = 50,786.49

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1.5x scale

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.