Home / 56,949.75-85,349.57-49,518.81

Finding the Fourth Proportional to 56,949.75, 85,349.57 and 49,518.81

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Solution

The fourth proportional to 56,949.75, 85,349.57 and 49,518.81 is: 74,212.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,949.75 : 85,349.57 = 49,518.81 : x
  2. Step 2: Convert to fraction form
    56,949.75/85,349.57 = 49,518.81/x
  3. Step 3: Cross multiply
    56,949.75x = 85,349.57 × 49,518.81
  4. Step 4: Simplify right side
    56,949.75x = 4,226,408,892.82
  5. Step 5: Solve for x
    x = 4,226,408,892.82/56,949.75
  6. Step 6: Final answer
    x = 74,212.95

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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.