Home / 50,067.40-69,088.24-29,920.28

Finding the Fourth Proportional to 50,067.40, 69,088.24 and 29,920.28

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Solution

The fourth proportional to 50,067.40, 69,088.24 and 29,920.28 is: 41,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,067.40 : 69,088.24 = 29,920.28 : x
  2. Step 2: Convert to fraction form
    50,067.40/69,088.24 = 29,920.28/x
  3. Step 3: Cross multiply
    50,067.40x = 69,088.24 × 29,920.28
  4. Step 4: Simplify right side
    50,067.40x = 2,067,139,485.51
  5. Step 5: Solve for x
    x = 2,067,139,485.51/50,067.40
  6. Step 6: Final answer
    x = 41,287.13

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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.