Home / 53,819.12-74,250.33-33,668.35

Finding the Fourth Proportional to 53,819.12, 74,250.33 and 33,668.35

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Solution

The fourth proportional to 53,819.12, 74,250.33 and 33,668.35 is: 46,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,819.12 : 74,250.33 = 33,668.35 : x
  2. Step 2: Convert to fraction form
    53,819.12/74,250.33 = 33,668.35/x
  3. Step 3: Cross multiply
    53,819.12x = 74,250.33 × 33,668.35
  4. Step 4: Simplify right side
    53,819.12x = 2,499,886,098.06
  5. Step 5: Solve for x
    x = 2,499,886,098.06/53,819.12
  6. Step 6: Final answer
    x = 46,449.78

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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.