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Finding the Fourth Proportional to 69,799, 104,732.10 and 34,741.72

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Solution

The fourth proportional to 69,799, 104,732.10 and 34,741.72 is: 52,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,799 : 104,732.10 = 34,741.72 : x
  2. Step 2: Convert to fraction form
    69,799/104,732.10 = 34,741.72/x
  3. Step 3: Cross multiply
    69,799x = 104,732.10 × 34,741.72
  4. Step 4: Simplify right side
    69,799x = 3,638,573,293.21
  5. Step 5: Solve for x
    x = 3,638,573,293.21/69,799
  6. Step 6: Final answer
    x = 52,129.30

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1.5x scale

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.