Home / 136,021.32-204,031.70-36,181.62

Finding the Fourth Proportional to 136,021.32, 204,031.70 and 36,181.62

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Solution

The fourth proportional to 136,021.32, 204,031.70 and 36,181.62 is: 54,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,021.32 : 204,031.70 = 36,181.62 : x
  2. Step 2: Convert to fraction form
    136,021.32/204,031.70 = 36,181.62/x
  3. Step 3: Cross multiply
    136,021.32x = 204,031.70 × 36,181.62
  4. Step 4: Simplify right side
    136,021.32x = 7,382,197,527.81
  5. Step 5: Solve for x
    x = 7,382,197,527.81/136,021.32
  6. Step 6: Final answer
    x = 54,272.36

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1.5x scale

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.