Home / 49,421.29-74,136.49-16,141.53

Finding the Fourth Proportional to 49,421.29, 74,136.49 and 16,141.53

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Solution

The fourth proportional to 49,421.29, 74,136.49 and 16,141.53 is: 24,213.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,421.29 : 74,136.49 = 16,141.53 : x
  2. Step 2: Convert to fraction form
    49,421.29/74,136.49 = 16,141.53/x
  3. Step 3: Cross multiply
    49,421.29x = 74,136.49 × 16,141.53
  4. Step 4: Simplify right side
    49,421.29x = 1,196,676,377.43
  5. Step 5: Solve for x
    x = 1,196,676,377.43/49,421.29
  6. Step 6: Final answer
    x = 24,213.78

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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.