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Finding the Fourth Proportional to 68,060.05, 102,090.17 and 26,507.05

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Solution

The fourth proportional to 68,060.05, 102,090.17 and 26,507.05 is: 39,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,060.05 : 102,090.17 = 26,507.05 : x
  2. Step 2: Convert to fraction form
    68,060.05/102,090.17 = 26,507.05/x
  3. Step 3: Cross multiply
    68,060.05x = 102,090.17 × 26,507.05
  4. Step 4: Simplify right side
    68,060.05x = 2,706,109,051.74
  5. Step 5: Solve for x
    x = 2,706,109,051.74/68,060.05
  6. Step 6: Final answer
    x = 39,760.61

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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.