Home / 144,943.10-217,414.65-102,952.70

Finding the Fourth Proportional to 144,943.10, 217,414.65 and 102,952.70

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Solution

The fourth proportional to 144,943.10, 217,414.65 and 102,952.70 is: 154,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,943.10 : 217,414.65 = 102,952.70 : x
  2. Step 2: Convert to fraction form
    144,943.10/217,414.65 = 102,952.70/x
  3. Step 3: Cross multiply
    144,943.10x = 217,414.65 × 102,952.70
  4. Step 4: Simplify right side
    144,943.10x = 22,383,425,237.06
  5. Step 5: Solve for x
    x = 22,383,425,237.06/144,943.10
  6. Step 6: Final answer
    x = 154,429.05

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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.