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Finding the Fourth Proportional to 224,745.36, 337,117.88 and 66,969.76

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Solution

The fourth proportional to 224,745.36, 337,117.88 and 66,969.76 is: 100,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,745.36 : 337,117.88 = 66,969.76 : x
  2. Step 2: Convert to fraction form
    224,745.36/337,117.88 = 66,969.76/x
  3. Step 3: Cross multiply
    224,745.36x = 337,117.88 × 66,969.76
  4. Step 4: Simplify right side
    224,745.36x = 22,576,703,515.31
  5. Step 5: Solve for x
    x = 22,576,703,515.31/224,745.36
  6. Step 6: Final answer
    x = 100,454.59

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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.