Home / 92,849.86-139,221.38-49,519.35

Finding the Fourth Proportional to 92,849.86, 139,221.38 and 49,519.35

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Solution

The fourth proportional to 92,849.86, 139,221.38 and 49,519.35 is: 74,250.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,849.86 : 139,221.38 = 49,519.35 : x
  2. Step 2: Convert to fraction form
    92,849.86/139,221.38 = 49,519.35/x
  3. Step 3: Cross multiply
    92,849.86x = 139,221.38 × 49,519.35
  4. Step 4: Simplify right side
    92,849.86x = 6,894,151,845.42
  5. Step 5: Solve for x
    x = 6,894,151,845.42/92,849.86
  6. Step 6: Final answer
    x = 74,250.53

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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.