Home / 53,775.36-80,122.08-50,757.12

Finding the Fourth Proportional to 53,775.36, 80,122.08 and 50,757.12

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Solution

The fourth proportional to 53,775.36, 80,122.08 and 50,757.12 is: 75,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,775.36 : 80,122.08 = 50,757.12 : x
  2. Step 2: Convert to fraction form
    53,775.36/80,122.08 = 50,757.12/x
  3. Step 3: Cross multiply
    53,775.36x = 80,122.08 × 50,757.12
  4. Step 4: Simplify right side
    53,775.36x = 4,066,766,029.21
  5. Step 5: Solve for x
    x = 4,066,766,029.21/53,775.36
  6. Step 6: Final answer
    x = 75,625.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.