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Finding the Fourth Proportional to 146,491.67, 219,511.34 and 98,920.33

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Solution

The fourth proportional to 146,491.67, 219,511.34 and 98,920.33 is: 148,227.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,491.67 : 219,511.34 = 98,920.33 : x
  2. Step 2: Convert to fraction form
    146,491.67/219,511.34 = 98,920.33/x
  3. Step 3: Cross multiply
    146,491.67x = 219,511.34 × 98,920.33
  4. Step 4: Simplify right side
    146,491.67x = 21,714,134,191.54
  5. Step 5: Solve for x
    x = 21,714,134,191.54/146,491.67
  6. Step 6: Final answer
    x = 148,227.77

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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.