Home / 141,949.81-212,946.06-45,854.96

Finding the Fourth Proportional to 141,949.81, 212,946.06 and 45,854.96

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Solution

The fourth proportional to 141,949.81, 212,946.06 and 45,854.96 is: 68,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,949.81 : 212,946.06 = 45,854.96 : x
  2. Step 2: Convert to fraction form
    141,949.81/212,946.06 = 45,854.96/x
  3. Step 3: Cross multiply
    141,949.81x = 212,946.06 × 45,854.96
  4. Step 4: Simplify right side
    141,949.81x = 9,764,631,998.73
  5. Step 5: Solve for x
    x = 9,764,631,998.73/141,949.81
  6. Step 6: Final answer
    x = 68,789.33

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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.