Home / 45,956.84-68,799.18-28,370.12

Finding the Fourth Proportional to 45,956.84, 68,799.18 and 28,370.12

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Solution

The fourth proportional to 45,956.84, 68,799.18 and 28,370.12 is: 42,471.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,956.84 : 68,799.18 = 28,370.12 : x
  2. Step 2: Convert to fraction form
    45,956.84/68,799.18 = 28,370.12/x
  3. Step 3: Cross multiply
    45,956.84x = 68,799.18 × 28,370.12
  4. Step 4: Simplify right side
    45,956.84x = 1,951,840,992.50
  5. Step 5: Solve for x
    x = 1,951,840,992.50/45,956.84
  6. Step 6: Final answer
    x = 42,471.17

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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.