Home / 53,456.64-80,208.18-33,511.80

Finding the Fourth Proportional to 53,456.64, 80,208.18 and 33,511.80

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Solution

The fourth proportional to 53,456.64, 80,208.18 and 33,511.80 is: 50,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,456.64 : 80,208.18 = 33,511.80 : x
  2. Step 2: Convert to fraction form
    53,456.64/80,208.18 = 33,511.80/x
  3. Step 3: Cross multiply
    53,456.64x = 80,208.18 × 33,511.80
  4. Step 4: Simplify right side
    53,456.64x = 2,687,920,486.52
  5. Step 5: Solve for x
    x = 2,687,920,486.52/53,456.64
  6. Step 6: Final answer
    x = 50,282.26

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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.