Home / 261,284.54-360,578.08-148,107.29

Finding the Fourth Proportional to 261,284.54, 360,578.08 and 148,107.29

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Solution

The fourth proportional to 261,284.54, 360,578.08 and 148,107.29 is: 204,391.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,284.54 : 360,578.08 = 148,107.29 : x
  2. Step 2: Convert to fraction form
    261,284.54/360,578.08 = 148,107.29/x
  3. Step 3: Cross multiply
    261,284.54x = 360,578.08 × 148,107.29
  4. Step 4: Simplify right side
    261,284.54x = 53,404,240,644.45
  5. Step 5: Solve for x
    x = 53,404,240,644.45/261,284.54
  6. Step 6: Final answer
    x = 204,391.13

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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.