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Finding the Fourth Proportional to 235,100.51, 352,560.51 and 115,083.42

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Solution

The fourth proportional to 235,100.51, 352,560.51 and 115,083.42 is: 172,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,100.51 : 352,560.51 = 115,083.42 : x
  2. Step 2: Convert to fraction form
    235,100.51/352,560.51 = 115,083.42/x
  3. Step 3: Cross multiply
    235,100.51x = 352,560.51 × 115,083.42
  4. Step 4: Simplify right side
    235,100.51x = 40,573,869,247.74
  5. Step 5: Solve for x
    x = 40,573,869,247.74/235,100.51
  6. Step 6: Final answer
    x = 172,580.95

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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.