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Finding the Fourth Proportional to 235,380.51, 353,073.23 and 93,260.38

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Solution

The fourth proportional to 235,380.51, 353,073.23 and 93,260.38 is: 139,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,380.51 : 353,073.23 = 93,260.38 : x
  2. Step 2: Convert to fraction form
    235,380.51/353,073.23 = 93,260.38/x
  3. Step 3: Cross multiply
    235,380.51x = 353,073.23 × 93,260.38
  4. Step 4: Simplify right side
    235,380.51x = 32,927,743,597.63
  5. Step 5: Solve for x
    x = 32,927,743,597.63/235,380.51
  6. Step 6: Final answer
    x = 139,891.55

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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.