Home / 186,028.45-279,012.81-51,061

Finding the Fourth Proportional to 186,028.45, 279,012.81 and 51,061

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Solution

The fourth proportional to 186,028.45, 279,012.81 and 51,061 is: 76,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,028.45 : 279,012.81 = 51,061 : x
  2. Step 2: Convert to fraction form
    186,028.45/279,012.81 = 51,061/x
  3. Step 3: Cross multiply
    186,028.45x = 279,012.81 × 51,061
  4. Step 4: Simplify right side
    186,028.45x = 14,246,673,091.41
  5. Step 5: Solve for x
    x = 14,246,673,091.41/186,028.45
  6. Step 6: Final answer
    x = 76,583.30

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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.