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Finding the Fourth Proportional to 149,630.74, 224,288.33 and 49,764.22

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Solution

The fourth proportional to 149,630.74, 224,288.33 and 49,764.22 is: 74,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,630.74 : 224,288.33 = 49,764.22 : x
  2. Step 2: Convert to fraction form
    149,630.74/224,288.33 = 49,764.22/x
  3. Step 3: Cross multiply
    149,630.74x = 224,288.33 × 49,764.22
  4. Step 4: Simplify right side
    149,630.74x = 11,161,533,797.55
  5. Step 5: Solve for x
    x = 11,161,533,797.55/149,630.74
  6. Step 6: Final answer
    x = 74,593.86

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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.