Home / 273,453.10-409,523.55-133,047.70

Finding the Fourth Proportional to 273,453.10, 409,523.55 and 133,047.70

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Solution

The fourth proportional to 273,453.10, 409,523.55 and 133,047.70 is: 199,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,453.10 : 409,523.55 = 133,047.70 : x
  2. Step 2: Convert to fraction form
    273,453.10/409,523.55 = 133,047.70/x
  3. Step 3: Cross multiply
    273,453.10x = 409,523.55 × 133,047.70
  4. Step 4: Simplify right side
    273,453.10x = 54,486,166,423.34
  5. Step 5: Solve for x
    x = 54,486,166,423.34/273,453.10
  6. Step 6: Final answer
    x = 199,252.33

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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.