Home / 55,211.16-82,612.62-33,039.84

Finding the Fourth Proportional to 55,211.16, 82,612.62 and 33,039.84

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Solution

The fourth proportional to 55,211.16, 82,612.62 and 33,039.84 is: 49,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,211.16 : 82,612.62 = 33,039.84 : x
  2. Step 2: Convert to fraction form
    55,211.16/82,612.62 = 33,039.84/x
  3. Step 3: Cross multiply
    55,211.16x = 82,612.62 × 33,039.84
  4. Step 4: Simplify right side
    55,211.16x = 2,729,507,746.78
  5. Step 5: Solve for x
    x = 2,729,507,746.78/55,211.16
  6. Step 6: Final answer
    x = 49,437.61

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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.