Home / 55,741.51-76,920.48-33,081.46

Finding the Fourth Proportional to 55,741.51, 76,920.48 and 33,081.46

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Solution

The fourth proportional to 55,741.51, 76,920.48 and 33,081.46 is: 45,650.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,741.51 : 76,920.48 = 33,081.46 : x
  2. Step 2: Convert to fraction form
    55,741.51/76,920.48 = 33,081.46/x
  3. Step 3: Cross multiply
    55,741.51x = 76,920.48 × 33,081.46
  4. Step 4: Simplify right side
    55,741.51x = 2,544,641,782.30
  5. Step 5: Solve for x
    x = 2,544,641,782.30/55,741.51
  6. Step 6: Final answer
    x = 45,650.75

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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.