Home / 136,195.21-204,292.82-42,708.25

Finding the Fourth Proportional to 136,195.21, 204,292.82 and 42,708.25

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Solution

The fourth proportional to 136,195.21, 204,292.82 and 42,708.25 is: 64,062.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,195.21 : 204,292.82 = 42,708.25 : x
  2. Step 2: Convert to fraction form
    136,195.21/204,292.82 = 42,708.25/x
  3. Step 3: Cross multiply
    136,195.21x = 204,292.82 × 42,708.25
  4. Step 4: Simplify right side
    136,195.21x = 8,724,988,616.22
  5. Step 5: Solve for x
    x = 8,724,988,616.22/136,195.21
  6. Step 6: Final answer
    x = 64,062.38

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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.