Home / 41,280.10-61,920.15-39,176.49

Finding the Fourth Proportional to 41,280.10, 61,920.15 and 39,176.49

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Solution

The fourth proportional to 41,280.10, 61,920.15 and 39,176.49 is: 58,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,280.10 : 61,920.15 = 39,176.49 : x
  2. Step 2: Convert to fraction form
    41,280.10/61,920.15 = 39,176.49/x
  3. Step 3: Cross multiply
    41,280.10x = 61,920.15 × 39,176.49
  4. Step 4: Simplify right side
    41,280.10x = 2,425,814,137.27
  5. Step 5: Solve for x
    x = 2,425,814,137.27/41,280.10
  6. Step 6: Final answer
    x = 58,764.74

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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.