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Finding the Fourth Proportional to 265,673.58, 366,624.81 and 144,815.91

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Solution

The fourth proportional to 265,673.58, 366,624.81 and 144,815.91 is: 199,843.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,673.58 : 366,624.81 = 144,815.91 : x
  2. Step 2: Convert to fraction form
    265,673.58/366,624.81 = 144,815.91/x
  3. Step 3: Cross multiply
    265,673.58x = 366,624.81 × 144,815.91
  4. Step 4: Simplify right side
    265,673.58x = 53,093,105,488.73
  5. Step 5: Solve for x
    x = 53,093,105,488.73/265,673.58
  6. Step 6: Final answer
    x = 199,843.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.