Home / 136,621.26-204,956.60-61,776.68

Finding the Fourth Proportional to 136,621.26, 204,956.60 and 61,776.68

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Solution

The fourth proportional to 136,621.26, 204,956.60 and 61,776.68 is: 92,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,621.26 : 204,956.60 = 61,776.68 : x
  2. Step 2: Convert to fraction form
    136,621.26/204,956.60 = 61,776.68/x
  3. Step 3: Cross multiply
    136,621.26x = 204,956.60 × 61,776.68
  4. Step 4: Simplify right side
    136,621.26x = 12,661,536,958.42
  5. Step 5: Solve for x
    x = 12,661,536,958.42/136,621.26
  6. Step 6: Final answer
    x = 92,676.18

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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.