Home / 55,431.60-83,168.06-33,260.89

Finding the Fourth Proportional to 55,431.60, 83,168.06 and 33,260.89

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Solution

The fourth proportional to 55,431.60, 83,168.06 and 33,260.89 is: 49,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,431.60 : 83,168.06 = 33,260.89 : x
  2. Step 2: Convert to fraction form
    55,431.60/83,168.06 = 33,260.89/x
  3. Step 3: Cross multiply
    55,431.60x = 83,168.06 × 33,260.89
  4. Step 4: Simplify right side
    55,431.60x = 2,766,243,695.17
  5. Step 5: Solve for x
    x = 2,766,243,695.17/55,431.60
  6. Step 6: Final answer
    x = 49,903.73

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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.