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Finding the Fourth Proportional to 169,797.33, 254,574.09 and 79,789.32

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Solution

The fourth proportional to 169,797.33, 254,574.09 and 79,789.32 is: 119,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,797.33 : 254,574.09 = 79,789.32 : x
  2. Step 2: Convert to fraction form
    169,797.33/254,574.09 = 79,789.32/x
  3. Step 3: Cross multiply
    169,797.33x = 254,574.09 × 79,789.32
  4. Step 4: Simplify right side
    169,797.33x = 20,312,293,530.72
  5. Step 5: Solve for x
    x = 20,312,293,530.72/169,797.33
  6. Step 6: Final answer
    x = 119,626.70

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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.