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Finding the Fourth Proportional to 110,967.40, 166,451.10 and 93,252.70

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Solution

The fourth proportional to 110,967.40, 166,451.10 and 93,252.70 is: 139,879.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,967.40 : 166,451.10 = 93,252.70 : x
  2. Step 2: Convert to fraction form
    110,967.40/166,451.10 = 93,252.70/x
  3. Step 3: Cross multiply
    110,967.40x = 166,451.10 × 93,252.70
  4. Step 4: Simplify right side
    110,967.40x = 15,522,014,492.97
  5. Step 5: Solve for x
    x = 15,522,014,492.97/110,967.40
  6. Step 6: Final answer
    x = 139,879.05

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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.