Home / 82,479.22-113,821.34-46,668.51

Finding the Fourth Proportional to 82,479.22, 113,821.34 and 46,668.51

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Solution

The fourth proportional to 82,479.22, 113,821.34 and 46,668.51 is: 64,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,479.22 : 113,821.34 = 46,668.51 : x
  2. Step 2: Convert to fraction form
    82,479.22/113,821.34 = 46,668.51/x
  3. Step 3: Cross multiply
    82,479.22x = 113,821.34 × 46,668.51
  4. Step 4: Simplify right side
    82,479.22x = 5,311,872,110.66
  5. Step 5: Solve for x
    x = 5,311,872,110.66/82,479.22
  6. Step 6: Final answer
    x = 64,402.55

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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.