Home / 45,917.08-68,732.70-35,359.90

Finding the Fourth Proportional to 45,917.08, 68,732.70 and 35,359.90

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Solution

The fourth proportional to 45,917.08, 68,732.70 and 35,359.90 is: 52,929.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,917.08 : 68,732.70 = 35,359.90 : x
  2. Step 2: Convert to fraction form
    45,917.08/68,732.70 = 35,359.90/x
  3. Step 3: Cross multiply
    45,917.08x = 68,732.70 × 35,359.90
  4. Step 4: Simplify right side
    45,917.08x = 2,430,381,398.73
  5. Step 5: Solve for x
    x = 2,430,381,398.73/45,917.08
  6. Step 6: Final answer
    x = 52,929.79

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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.