Home / 53,141.99-73,336.41-29,268.72

Finding the Fourth Proportional to 53,141.99, 73,336.41 and 29,268.72

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Solution

The fourth proportional to 53,141.99, 73,336.41 and 29,268.72 is: 40,391.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,141.99 : 73,336.41 = 29,268.72 : x
  2. Step 2: Convert to fraction form
    53,141.99/73,336.41 = 29,268.72/x
  3. Step 3: Cross multiply
    53,141.99x = 73,336.41 × 29,268.72
  4. Step 4: Simplify right side
    53,141.99x = 2,146,462,850.10
  5. Step 5: Solve for x
    x = 2,146,462,850.10/53,141.99
  6. Step 6: Final answer
    x = 40,391.09

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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.