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Finding the Fourth Proportional to 136,389.35, 204,584.03 and 41,620.03

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Solution

The fourth proportional to 136,389.35, 204,584.03 and 41,620.03 is: 62,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,389.35 : 204,584.03 = 41,620.03 : x
  2. Step 2: Convert to fraction form
    136,389.35/204,584.03 = 41,620.03/x
  3. Step 3: Cross multiply
    136,389.35x = 204,584.03 × 41,620.03
  4. Step 4: Simplify right side
    136,389.35x = 8,514,793,058.71
  5. Step 5: Solve for x
    x = 8,514,793,058.71/136,389.35
  6. Step 6: Final answer
    x = 62,430.05

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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.