Home / 57,710.12-79,062.48-55,552.07

Finding the Fourth Proportional to 57,710.12, 79,062.48 and 55,552.07

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Solution

The fourth proportional to 57,710.12, 79,062.48 and 55,552.07 is: 76,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,710.12 : 79,062.48 = 55,552.07 : x
  2. Step 2: Convert to fraction form
    57,710.12/79,062.48 = 55,552.07/x
  3. Step 3: Cross multiply
    57,710.12x = 79,062.48 × 55,552.07
  4. Step 4: Simplify right side
    57,710.12x = 4,392,084,562.21
  5. Step 5: Solve for x
    x = 4,392,084,562.21/57,710.12
  6. Step 6: Final answer
    x = 76,105.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.