Home / 56,448.44-77,895.60-30,949.88

Finding the Fourth Proportional to 56,448.44, 77,895.60 and 30,949.88

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Solution

The fourth proportional to 56,448.44, 77,895.60 and 30,949.88 is: 42,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,448.44 : 77,895.60 = 30,949.88 : x
  2. Step 2: Convert to fraction form
    56,448.44/77,895.60 = 30,949.88/x
  3. Step 3: Cross multiply
    56,448.44x = 77,895.60 × 30,949.88
  4. Step 4: Simplify right side
    56,448.44x = 2,410,859,472.53
  5. Step 5: Solve for x
    x = 2,410,859,472.53/56,448.44
  6. Step 6: Final answer
    x = 42,709.05

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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.