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Finding the Fourth Proportional to 235,280.96, 324,702.24 and 134,676.80

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Solution

The fourth proportional to 235,280.96, 324,702.24 and 134,676.80 is: 185,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,280.96 : 324,702.24 = 134,676.80 : x
  2. Step 2: Convert to fraction form
    235,280.96/324,702.24 = 134,676.80/x
  3. Step 3: Cross multiply
    235,280.96x = 324,702.24 × 134,676.80
  4. Step 4: Simplify right side
    235,280.96x = 43,729,858,636.03
  5. Step 5: Solve for x
    x = 43,729,858,636.03/235,280.96
  6. Step 6: Final answer
    x = 185,862.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.