Home / 55,842.80-77,052.08-33,188.72

Finding the Fourth Proportional to 55,842.80, 77,052.08 and 33,188.72

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Solution

The fourth proportional to 55,842.80, 77,052.08 and 33,188.72 is: 45,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,842.80 : 77,052.08 = 33,188.72 : x
  2. Step 2: Convert to fraction form
    55,842.80/77,052.08 = 33,188.72/x
  3. Step 3: Cross multiply
    55,842.80x = 77,052.08 × 33,188.72
  4. Step 4: Simplify right side
    55,842.80x = 2,557,259,908.54
  5. Step 5: Solve for x
    x = 2,557,259,908.54/55,842.80
  6. Step 6: Final answer
    x = 45,793.91

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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.