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Finding the Fourth Proportional to 323,107.12, 484,737.32 and 101,491.12

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Solution

The fourth proportional to 323,107.12, 484,737.32 and 101,491.12 is: 152,260.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,107.12 : 484,737.32 = 101,491.12 : x
  2. Step 2: Convert to fraction form
    323,107.12/484,737.32 = 101,491.12/x
  3. Step 3: Cross multiply
    323,107.12x = 484,737.32 × 101,491.12
  4. Step 4: Simplify right side
    323,107.12x = 49,196,533,512.60
  5. Step 5: Solve for x
    x = 49,196,533,512.60/323,107.12
  6. Step 6: Final answer
    x = 152,260.75

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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.