Home / 54,377.75-75,029.36-52,585.77

Finding the Fourth Proportional to 54,377.75, 75,029.36 and 52,585.77

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Solution

The fourth proportional to 54,377.75, 75,029.36 and 52,585.77 is: 72,556.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,377.75 : 75,029.36 = 52,585.77 : x
  2. Step 2: Convert to fraction form
    54,377.75/75,029.36 = 52,585.77/x
  3. Step 3: Cross multiply
    54,377.75x = 75,029.36 × 52,585.77
  4. Step 4: Simplify right side
    54,377.75x = 3,945,476,405.28
  5. Step 5: Solve for x
    x = 3,945,476,405.28/54,377.75
  6. Step 6: Final answer
    x = 72,556.82

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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.