Home / 50,045.19-75,067.78-30,329.38

Finding the Fourth Proportional to 50,045.19, 75,067.78 and 30,329.38

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Solution

The fourth proportional to 50,045.19, 75,067.78 and 30,329.38 is: 45,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,045.19 : 75,067.78 = 30,329.38 : x
  2. Step 2: Convert to fraction form
    50,045.19/75,067.78 = 30,329.38/x
  3. Step 3: Cross multiply
    50,045.19x = 75,067.78 × 30,329.38
  4. Step 4: Simplify right side
    50,045.19x = 2,276,759,225.38
  5. Step 5: Solve for x
    x = 2,276,759,225.38/50,045.19
  6. Step 6: Final answer
    x = 45,494.07

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1.5x scale

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.