Home / 82,911.41-114,436.22-52,690.84

Finding the Fourth Proportional to 82,911.41, 114,436.22 and 52,690.84

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Solution

The fourth proportional to 82,911.41, 114,436.22 and 52,690.84 is: 72,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,911.41 : 114,436.22 = 52,690.84 : x
  2. Step 2: Convert to fraction form
    82,911.41/114,436.22 = 52,690.84/x
  3. Step 3: Cross multiply
    82,911.41x = 114,436.22 × 52,690.84
  4. Step 4: Simplify right side
    82,911.41x = 6,029,739,722.59
  5. Step 5: Solve for x
    x = 6,029,739,722.59/82,911.41
  6. Step 6: Final answer
    x = 72,725.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.