Home / 53,257.68-79,878.42-33,475.86

Finding the Fourth Proportional to 53,257.68, 79,878.42 and 33,475.86

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Solution

The fourth proportional to 53,257.68, 79,878.42 and 33,475.86 is: 50,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,257.68 : 79,878.42 = 33,475.86 : x
  2. Step 2: Convert to fraction form
    53,257.68/79,878.42 = 33,475.86/x
  3. Step 3: Cross multiply
    53,257.68x = 79,878.42 × 33,475.86
  4. Step 4: Simplify right side
    53,257.68x = 2,673,998,804.94
  5. Step 5: Solve for x
    x = 2,673,998,804.94/53,257.68
  6. Step 6: Final answer
    x = 50,208.70

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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.