Home / 136,389.69-204,584.55-41,620.37

Finding the Fourth Proportional to 136,389.69, 204,584.55 and 41,620.37

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Solution

The fourth proportional to 136,389.69, 204,584.55 and 41,620.37 is: 62,430.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,389.69 : 204,584.55 = 41,620.37 : x
  2. Step 2: Convert to fraction form
    136,389.69/204,584.55 = 41,620.37/x
  3. Step 3: Cross multiply
    136,389.69x = 204,584.55 × 41,620.37
  4. Step 4: Simplify right side
    136,389.69x = 8,514,884,667.28
  5. Step 5: Solve for x
    x = 8,514,884,667.28/136,389.69
  6. Step 6: Final answer
    x = 62,430.56

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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.