Home / 45,459.18-68,141.39-26,723.88

Finding the Fourth Proportional to 45,459.18, 68,141.39 and 26,723.88

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Solution

The fourth proportional to 45,459.18, 68,141.39 and 26,723.88 is: 40,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.18 : 68,141.39 = 26,723.88 : x
  2. Step 2: Convert to fraction form
    45,459.18/68,141.39 = 26,723.88/x
  3. Step 3: Cross multiply
    45,459.18x = 68,141.39 × 26,723.88
  4. Step 4: Simplify right side
    45,459.18x = 1,821,002,195.77
  5. Step 5: Solve for x
    x = 1,821,002,195.77/45,459.18
  6. Step 6: Final answer
    x = 40,057.96

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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.