Home / 352,101.51-485,926.17-197,068.31

Finding the Fourth Proportional to 352,101.51, 485,926.17 and 197,068.31

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Solution

The fourth proportional to 352,101.51, 485,926.17 and 197,068.31 is: 271,968.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,101.51 : 485,926.17 = 197,068.31 : x
  2. Step 2: Convert to fraction form
    352,101.51/485,926.17 = 197,068.31/x
  3. Step 3: Cross multiply
    352,101.51x = 485,926.17 × 197,068.31
  4. Step 4: Simplify right side
    352,101.51x = 95,760,645,938.04
  5. Step 5: Solve for x
    x = 95,760,645,938.04/352,101.51
  6. Step 6: Final answer
    x = 271,968.86

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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.