Home / 55,949.46-77,207.83-30,455.85

Finding the Fourth Proportional to 55,949.46, 77,207.83 and 30,455.85

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Solution

The fourth proportional to 55,949.46, 77,207.83 and 30,455.85 is: 42,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,949.46 : 77,207.83 = 30,455.85 : x
  2. Step 2: Convert to fraction form
    55,949.46/77,207.83 = 30,455.85/x
  3. Step 3: Cross multiply
    55,949.46x = 77,207.83 × 30,455.85
  4. Step 4: Simplify right side
    55,949.46x = 2,351,430,089.31
  5. Step 5: Solve for x
    x = 2,351,430,089.31/55,949.46
  6. Step 6: Final answer
    x = 42,027.75

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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.