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Finding the Fourth Proportional to 192,892.08, 266,189.04 and 108,009.48

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Solution

The fourth proportional to 192,892.08, 266,189.04 and 108,009.48 is: 149,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,892.08 : 266,189.04 = 108,009.48 : x
  2. Step 2: Convert to fraction form
    192,892.08/266,189.04 = 108,009.48/x
  3. Step 3: Cross multiply
    192,892.08x = 266,189.04 × 108,009.48
  4. Step 4: Simplify right side
    192,892.08x = 28,750,939,792.10
  5. Step 5: Solve for x
    x = 28,750,939,792.10/192,892.08
  6. Step 6: Final answer
    x = 149,051.95

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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.