Home / 55,299.25-76,288.89-35,145.33

Finding the Fourth Proportional to 55,299.25, 76,288.89 and 35,145.33

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Solution

The fourth proportional to 55,299.25, 76,288.89 and 35,145.33 is: 48,485.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,299.25 : 76,288.89 = 35,145.33 : x
  2. Step 2: Convert to fraction form
    55,299.25/76,288.89 = 35,145.33/x
  3. Step 3: Cross multiply
    55,299.25x = 76,288.89 × 35,145.33
  4. Step 4: Simplify right side
    55,299.25x = 2,681,198,214.38
  5. Step 5: Solve for x
    x = 2,681,198,214.38/55,299.25
  6. Step 6: Final answer
    x = 48,485.25

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1.5x scale

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.