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Finding the Fourth Proportional to 264,017.20, 396,025.80 and 95,537.20

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Solution

The fourth proportional to 264,017.20, 396,025.80 and 95,537.20 is: 143,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,017.20 : 396,025.80 = 95,537.20 : x
  2. Step 2: Convert to fraction form
    264,017.20/396,025.80 = 95,537.20/x
  3. Step 3: Cross multiply
    264,017.20x = 396,025.80 × 95,537.20
  4. Step 4: Simplify right side
    264,017.20x = 37,835,196,059.76
  5. Step 5: Solve for x
    x = 37,835,196,059.76/264,017.20
  6. Step 6: Final answer
    x = 143,305.80

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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.