Home / 49,964.64-74,964.69-31,223.04

Finding the Fourth Proportional to 49,964.64, 74,964.69 and 31,223.04

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Solution

The fourth proportional to 49,964.64, 74,964.69 and 31,223.04 is: 46,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,964.64 : 74,964.69 = 31,223.04 : x
  2. Step 2: Convert to fraction form
    49,964.64/74,964.69 = 31,223.04/x
  3. Step 3: Cross multiply
    49,964.64x = 74,964.69 × 31,223.04
  4. Step 4: Simplify right side
    49,964.64x = 2,340,625,514.46
  5. Step 5: Solve for x
    x = 2,340,625,514.46/49,964.64
  6. Step 6: Final answer
    x = 46,845.64

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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.