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Finding the Fourth Proportional to 168,230.46, 251,830.44 and 108,948.18

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Solution

The fourth proportional to 168,230.46, 251,830.44 and 108,948.18 is: 163,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,230.46 : 251,830.44 = 108,948.18 : x
  2. Step 2: Convert to fraction form
    168,230.46/251,830.44 = 108,948.18/x
  3. Step 3: Cross multiply
    168,230.46x = 251,830.44 × 108,948.18
  4. Step 4: Simplify right side
    168,230.46x = 27,436,468,106.60
  5. Step 5: Solve for x
    x = 27,436,468,106.60/168,230.46
  6. Step 6: Final answer
    x = 163,088.59

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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.