Home / 146,488.47-219,556.91-75,444.54

Finding the Fourth Proportional to 146,488.47, 219,556.91 and 75,444.54

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Solution

The fourth proportional to 146,488.47, 219,556.91 and 75,444.54 is: 113,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,488.47 : 219,556.91 = 75,444.54 : x
  2. Step 2: Convert to fraction form
    146,488.47/219,556.91 = 75,444.54/x
  3. Step 3: Cross multiply
    146,488.47x = 219,556.91 × 75,444.54
  4. Step 4: Simplify right side
    146,488.47x = 16,564,370,078.77
  5. Step 5: Solve for x
    x = 16,564,370,078.77/146,488.47
  6. Step 6: Final answer
    x = 113,076.27

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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.