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Finding the Fourth Proportional to 235,734, 353,665.92 and 69,522

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Solution

The fourth proportional to 235,734, 353,665.92 and 69,522 is: 104,302.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,734 : 353,665.92 = 69,522 : x
  2. Step 2: Convert to fraction form
    235,734/353,665.92 = 69,522/x
  3. Step 3: Cross multiply
    235,734x = 353,665.92 × 69,522
  4. Step 4: Simplify right side
    235,734x = 24,587,562,090.24
  5. Step 5: Solve for x
    x = 24,587,562,090.24/235,734
  6. Step 6: Final answer
    x = 104,302.15

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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.