Home / 133,541.64-200,286.90-40,047.36

Finding the Fourth Proportional to 133,541.64, 200,286.90 and 40,047.36

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Solution

The fourth proportional to 133,541.64, 200,286.90 and 40,047.36 is: 60,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,541.64 : 200,286.90 = 40,047.36 : x
  2. Step 2: Convert to fraction form
    133,541.64/200,286.90 = 40,047.36/x
  3. Step 3: Cross multiply
    133,541.64x = 200,286.90 × 40,047.36
  4. Step 4: Simplify right side
    133,541.64x = 8,020,961,587.58
  5. Step 5: Solve for x
    x = 8,020,961,587.58/133,541.64
  6. Step 6: Final answer
    x = 60,063.37

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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.