Home / 49,859.86-68,666.62-48,771.22

Finding the Fourth Proportional to 49,859.86, 68,666.62 and 48,771.22

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Solution

The fourth proportional to 49,859.86, 68,666.62 and 48,771.22 is: 67,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,859.86 : 68,666.62 = 48,771.22 : x
  2. Step 2: Convert to fraction form
    49,859.86/68,666.62 = 48,771.22/x
  3. Step 3: Cross multiply
    49,859.86x = 68,666.62 × 48,771.22
  4. Step 4: Simplify right side
    49,859.86x = 3,348,954,830.68
  5. Step 5: Solve for x
    x = 3,348,954,830.68/49,859.86
  6. Step 6: Final answer
    x = 67,167.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.