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Finding the Fourth Proportional to 133,492.65, 200,313.29 and 54,662.23

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Solution

The fourth proportional to 133,492.65, 200,313.29 and 54,662.23 is: 82,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,492.65 : 200,313.29 = 54,662.23 : x
  2. Step 2: Convert to fraction form
    133,492.65/200,313.29 = 54,662.23/x
  3. Step 3: Cross multiply
    133,492.65x = 200,313.29 × 54,662.23
  4. Step 4: Simplify right side
    133,492.65x = 10,949,571,130.04
  5. Step 5: Solve for x
    x = 10,949,571,130.04/133,492.65
  6. Step 6: Final answer
    x = 82,023.78

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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.