Home / 146,465.82-219,731.94-52,971.57

Finding the Fourth Proportional to 146,465.82, 219,731.94 and 52,971.57

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Solution

The fourth proportional to 146,465.82, 219,731.94 and 52,971.57 is: 79,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,465.82 : 219,731.94 = 52,971.57 : x
  2. Step 2: Convert to fraction form
    146,465.82/219,731.94 = 52,971.57/x
  3. Step 3: Cross multiply
    146,465.82x = 219,731.94 × 52,971.57
  4. Step 4: Simplify right side
    146,465.82x = 11,639,545,840.95
  5. Step 5: Solve for x
    x = 11,639,545,840.95/146,465.82
  6. Step 6: Final answer
    x = 79,469.37

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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.