Home / 149,623.41-224,247.74-74,764.56

Finding the Fourth Proportional to 149,623.41, 224,247.74 and 74,764.56

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Solution

The fourth proportional to 149,623.41, 224,247.74 and 74,764.56 is: 112,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,623.41 : 224,247.74 = 74,764.56 : x
  2. Step 2: Convert to fraction form
    149,623.41/224,247.74 = 74,764.56/x
  3. Step 3: Cross multiply
    149,623.41x = 224,247.74 × 74,764.56
  4. Step 4: Simplify right side
    149,623.41x = 16,765,783,238.27
  5. Step 5: Solve for x
    x = 16,765,783,238.27/149,623.41
  6. Step 6: Final answer
    x = 112,053.21

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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.