Home / 133,432.32-200,147.94-53,506.02

Finding the Fourth Proportional to 133,432.32, 200,147.94 and 53,506.02

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Solution

The fourth proportional to 133,432.32, 200,147.94 and 53,506.02 is: 80,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,432.32 : 200,147.94 = 53,506.02 : x
  2. Step 2: Convert to fraction form
    133,432.32/200,147.94 = 53,506.02/x
  3. Step 3: Cross multiply
    133,432.32x = 200,147.94 × 53,506.02
  4. Step 4: Simplify right side
    133,432.32x = 10,709,119,680.60
  5. Step 5: Solve for x
    x = 10,709,119,680.60/133,432.32
  6. Step 6: Final answer
    x = 80,258.81

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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.