Home / 55,326-76,350.42-30,176.04

Finding the Fourth Proportional to 55,326, 76,350.42 and 30,176.04

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Solution

The fourth proportional to 55,326, 76,350.42 and 30,176.04 is: 41,643.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,326 : 76,350.42 = 30,176.04 : x
  2. Step 2: Convert to fraction form
    55,326/76,350.42 = 30,176.04/x
  3. Step 3: Cross multiply
    55,326x = 76,350.42 × 30,176.04
  4. Step 4: Simplify right side
    55,326x = 2,303,953,327.94
  5. Step 5: Solve for x
    x = 2,303,953,327.94/55,326
  6. Step 6: Final answer
    x = 41,643.23

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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.