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Finding the Fourth Proportional to 275,025.20, 412,610.70 and 97,513.70

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Solution

The fourth proportional to 275,025.20, 412,610.70 and 97,513.70 is: 146,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,025.20 : 412,610.70 = 97,513.70 : x
  2. Step 2: Convert to fraction form
    275,025.20/412,610.70 = 97,513.70/x
  3. Step 3: Cross multiply
    275,025.20x = 412,610.70 × 97,513.70
  4. Step 4: Simplify right side
    275,025.20x = 40,235,196,016.59
  5. Step 5: Solve for x
    x = 40,235,196,016.59/275,025.20
  6. Step 6: Final answer
    x = 146,296.40

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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.