Home / 146,172.98-219,267.21-46,340.96

Finding the Fourth Proportional to 146,172.98, 219,267.21 and 46,340.96

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Solution

The fourth proportional to 146,172.98, 219,267.21 and 46,340.96 is: 69,513.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,172.98 : 219,267.21 = 46,340.96 : x
  2. Step 2: Convert to fraction form
    146,172.98/219,267.21 = 46,340.96/x
  3. Step 3: Cross multiply
    146,172.98x = 219,267.21 × 46,340.96
  4. Step 4: Simplify right side
    146,172.98x = 10,161,053,007.92
  5. Step 5: Solve for x
    x = 10,161,053,007.92/146,172.98
  6. Step 6: Final answer
    x = 69,513.89

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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.