Home / 136,024.25-204,038.19-47,279.43

Finding the Fourth Proportional to 136,024.25, 204,038.19 and 47,279.43

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Solution

The fourth proportional to 136,024.25, 204,038.19 and 47,279.43 is: 70,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,024.25 : 204,038.19 = 47,279.43 : x
  2. Step 2: Convert to fraction form
    136,024.25/204,038.19 = 47,279.43/x
  3. Step 3: Cross multiply
    136,024.25x = 204,038.19 × 47,279.43
  4. Step 4: Simplify right side
    136,024.25x = 9,646,809,321.43
  5. Step 5: Solve for x
    x = 9,646,809,321.43/136,024.25
  6. Step 6: Final answer
    x = 70,919.78

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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.