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Finding the Fourth Proportional to 236,461.80, 354,735.90 and 96,234.60

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Solution

The fourth proportional to 236,461.80, 354,735.90 and 96,234.60 is: 144,369.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,461.80 : 354,735.90 = 96,234.60 : x
  2. Step 2: Convert to fraction form
    236,461.80/354,735.90 = 96,234.60/x
  3. Step 3: Cross multiply
    236,461.80x = 354,735.90 × 96,234.60
  4. Step 4: Simplify right side
    236,461.80x = 34,137,867,442.14
  5. Step 5: Solve for x
    x = 34,137,867,442.14/236,461.80
  6. Step 6: Final answer
    x = 144,369.48

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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.