Home / 133,568.03-200,384.45-40,073.78

Finding the Fourth Proportional to 133,568.03, 200,384.45 and 40,073.78

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Solution

The fourth proportional to 133,568.03, 200,384.45 and 40,073.78 is: 60,120.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,568.03 : 200,384.45 = 40,073.78 : x
  2. Step 2: Convert to fraction form
    133,568.03/200,384.45 = 40,073.78/x
  3. Step 3: Cross multiply
    133,568.03x = 200,384.45 × 40,073.78
  4. Step 4: Simplify right side
    133,568.03x = 8,030,162,364.72
  5. Step 5: Solve for x
    x = 8,030,162,364.72/133,568.03
  6. Step 6: Final answer
    x = 60,120.39

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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.