Home / 269,590.21-404,437.16-103,365.25

Finding the Fourth Proportional to 269,590.21, 404,437.16 and 103,365.25

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Solution

The fourth proportional to 269,590.21, 404,437.16 and 103,365.25 is: 155,067.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,590.21 : 404,437.16 = 103,365.25 : x
  2. Step 2: Convert to fraction form
    269,590.21/404,437.16 = 103,365.25/x
  3. Step 3: Cross multiply
    269,590.21x = 404,437.16 × 103,365.25
  4. Step 4: Simplify right side
    269,590.21x = 41,804,748,152.69
  5. Step 5: Solve for x
    x = 41,804,748,152.69/269,590.21
  6. Step 6: Final answer
    x = 155,067.75

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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.