Home / 55,902.22-77,119.15-33,228.50

Finding the Fourth Proportional to 55,902.22, 77,119.15 and 33,228.50

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Solution

The fourth proportional to 55,902.22, 77,119.15 and 33,228.50 is: 45,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,902.22 : 77,119.15 = 33,228.50 : x
  2. Step 2: Convert to fraction form
    55,902.22/77,119.15 = 33,228.50/x
  3. Step 3: Cross multiply
    55,902.22x = 77,119.15 × 33,228.50
  4. Step 4: Simplify right side
    55,902.22x = 2,562,553,496.30
  5. Step 5: Solve for x
    x = 2,562,553,496.30/55,902.22
  6. Step 6: Final answer
    x = 45,839.92

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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.