Home / 186,072.68-279,108.41-51,136.94

Finding the Fourth Proportional to 186,072.68, 279,108.41 and 51,136.94

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Solution

The fourth proportional to 186,072.68, 279,108.41 and 51,136.94 is: 76,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,072.68 : 279,108.41 = 51,136.94 : x
  2. Step 2: Convert to fraction form
    186,072.68/279,108.41 = 51,136.94/x
  3. Step 3: Cross multiply
    186,072.68x = 279,108.41 × 51,136.94
  4. Step 4: Simplify right side
    186,072.68x = 14,272,748,364.44
  5. Step 5: Solve for x
    x = 14,272,748,364.44/186,072.68
  6. Step 6: Final answer
    x = 76,705.24

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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.