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Finding the Fourth Proportional to 69,695.67, 96,173.08 and 39,474.96

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Solution

The fourth proportional to 69,695.67, 96,173.08 and 39,474.96 is: 54,471.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,695.67 : 96,173.08 = 39,474.96 : x
  2. Step 2: Convert to fraction form
    69,695.67/96,173.08 = 39,474.96/x
  3. Step 3: Cross multiply
    69,695.67x = 96,173.08 × 39,474.96
  4. Step 4: Simplify right side
    69,695.67x = 3,796,428,486.08
  5. Step 5: Solve for x
    x = 3,796,428,486.08/69,695.67
  6. Step 6: Final answer
    x = 54,471.51

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1.5x scale

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.