Home / 55,780.16-83,668.32-26,181.44

Finding the Fourth Proportional to 55,780.16, 83,668.32 and 26,181.44

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Solution

The fourth proportional to 55,780.16, 83,668.32 and 26,181.44 is: 39,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,780.16 : 83,668.32 = 26,181.44 : x
  2. Step 2: Convert to fraction form
    55,780.16/83,668.32 = 26,181.44/x
  3. Step 3: Cross multiply
    55,780.16x = 83,668.32 × 26,181.44
  4. Step 4: Simplify right side
    55,780.16x = 2,190,557,099.98
  5. Step 5: Solve for x
    x = 2,190,557,099.98/55,780.16
  6. Step 6: Final answer
    x = 39,271.26

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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.