Home / 50,834.36-76,181.40-36,681.62

Finding the Fourth Proportional to 50,834.36, 76,181.40 and 36,681.62

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Solution

The fourth proportional to 50,834.36, 76,181.40 and 36,681.62 is: 54,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,834.36 : 76,181.40 = 36,681.62 : x
  2. Step 2: Convert to fraction form
    50,834.36/76,181.40 = 36,681.62/x
  3. Step 3: Cross multiply
    50,834.36x = 76,181.40 × 36,681.62
  4. Step 4: Simplify right side
    50,834.36x = 2,794,456,784.96
  5. Step 5: Solve for x
    x = 2,794,456,784.96/50,834.36
  6. Step 6: Final answer
    x = 54,971.81

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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.