Home / 236,160.79-352,736.09-213,636.82

Finding the Fourth Proportional to 236,160.79, 352,736.09 and 213,636.82

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Solution

The fourth proportional to 236,160.79, 352,736.09 and 213,636.82 is: 319,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,160.79 : 352,736.09 = 213,636.82 : x
  2. Step 2: Convert to fraction form
    236,160.79/352,736.09 = 213,636.82/x
  3. Step 3: Cross multiply
    236,160.79x = 352,736.09 × 213,636.82
  4. Step 4: Simplify right side
    236,160.79x = 75,357,416,566.83
  5. Step 5: Solve for x
    x = 75,357,416,566.83/236,160.79
  6. Step 6: Final answer
    x = 319,093.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.