Home / 55,639.44-76,856.04-41,467.68

Finding the Fourth Proportional to 55,639.44, 76,856.04 and 41,467.68

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Solution

The fourth proportional to 55,639.44, 76,856.04 and 41,467.68 is: 57,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,639.44 : 76,856.04 = 41,467.68 : x
  2. Step 2: Convert to fraction form
    55,639.44/76,856.04 = 41,467.68/x
  3. Step 3: Cross multiply
    55,639.44x = 76,856.04 × 41,467.68
  4. Step 4: Simplify right side
    55,639.44x = 3,187,041,672.79
  5. Step 5: Solve for x
    x = 3,187,041,672.79/55,639.44
  6. Step 6: Final answer
    x = 57,280.26

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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.