Home / 55,438.11-83,177.82-33,267.39

Finding the Fourth Proportional to 55,438.11, 83,177.82 and 33,267.39

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Solution

The fourth proportional to 55,438.11, 83,177.82 and 33,267.39 is: 49,913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,438.11 : 83,177.82 = 33,267.39 : x
  2. Step 2: Convert to fraction form
    55,438.11/83,177.82 = 33,267.39/x
  3. Step 3: Cross multiply
    55,438.11x = 83,177.82 × 33,267.39
  4. Step 4: Simplify right side
    55,438.11x = 2,767,108,977.29
  5. Step 5: Solve for x
    x = 2,767,108,977.29/55,438.11
  6. Step 6: Final answer
    x = 49,913.48

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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.