Home / 55,100.30-82,466.94-41,878.76

Finding the Fourth Proportional to 55,100.30, 82,466.94 and 41,878.76

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Solution

The fourth proportional to 55,100.30, 82,466.94 and 41,878.76 is: 62,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,100.30 : 82,466.94 = 41,878.76 : x
  2. Step 2: Convert to fraction form
    55,100.30/82,466.94 = 41,878.76/x
  3. Step 3: Cross multiply
    55,100.30x = 82,466.94 × 41,878.76
  4. Step 4: Simplify right side
    55,100.30x = 3,453,613,188.19
  5. Step 5: Solve for x
    x = 3,453,613,188.19/55,100.30
  6. Step 6: Final answer
    x = 62,678.66

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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.