Home / 81,944.19-113,085.11-46,135.51

Finding the Fourth Proportional to 81,944.19, 113,085.11 and 46,135.51

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Solution

The fourth proportional to 81,944.19, 113,085.11 and 46,135.51 is: 63,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,944.19 : 113,085.11 = 46,135.51 : x
  2. Step 2: Convert to fraction form
    81,944.19/113,085.11 = 46,135.51/x
  3. Step 3: Cross multiply
    81,944.19x = 113,085.11 × 46,135.51
  4. Step 4: Simplify right side
    81,944.19x = 5,217,239,055.88
  5. Step 5: Solve for x
    x = 5,217,239,055.88/81,944.19
  6. Step 6: Final answer
    x = 63,668.20

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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.