Home / 336,798.97-505,279.17-112,161.35

Finding the Fourth Proportional to 336,798.97, 505,279.17 and 112,161.35

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Solution

The fourth proportional to 336,798.97, 505,279.17 and 112,161.35 is: 168,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,798.97 : 505,279.17 = 112,161.35 : x
  2. Step 2: Convert to fraction form
    336,798.97/505,279.17 = 112,161.35/x
  3. Step 3: Cross multiply
    336,798.97x = 505,279.17 × 112,161.35
  4. Step 4: Simplify right side
    336,798.97x = 56,672,795,097.28
  5. Step 5: Solve for x
    x = 56,672,795,097.28/336,798.97
  6. Step 6: Final answer
    x = 168,268.91

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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.