Home / 149,511.28-224,307.24-49,687.60

Finding the Fourth Proportional to 149,511.28, 224,307.24 and 49,687.60

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Solution

The fourth proportional to 149,511.28, 224,307.24 and 49,687.60 is: 74,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,511.28 : 224,307.24 = 49,687.60 : x
  2. Step 2: Convert to fraction form
    149,511.28/224,307.24 = 49,687.60/x
  3. Step 3: Cross multiply
    149,511.28x = 224,307.24 × 49,687.60
  4. Step 4: Simplify right side
    149,511.28x = 11,145,288,418.22
  5. Step 5: Solve for x
    x = 11,145,288,418.22/149,511.28
  6. Step 6: Final answer
    x = 74,544.80

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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.