Home / 146,073.34-219,107.76-74,954.95

Finding the Fourth Proportional to 146,073.34, 219,107.76 and 74,954.95

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Solution

The fourth proportional to 146,073.34, 219,107.76 and 74,954.95 is: 112,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,073.34 : 219,107.76 = 74,954.95 : x
  2. Step 2: Convert to fraction form
    146,073.34/219,107.76 = 74,954.95/x
  3. Step 3: Cross multiply
    146,073.34x = 219,107.76 × 74,954.95
  4. Step 4: Simplify right side
    146,073.34x = 16,423,211,195.41
  5. Step 5: Solve for x
    x = 16,423,211,195.41/146,073.34
  6. Step 6: Final answer
    x = 112,431.27

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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.