Home / 56,729.40-85,065.60-33,044.76

Finding the Fourth Proportional to 56,729.40, 85,065.60 and 33,044.76

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Solution

The fourth proportional to 56,729.40, 85,065.60 and 33,044.76 is: 49,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,729.40 : 85,065.60 = 33,044.76 : x
  2. Step 2: Convert to fraction form
    56,729.40/85,065.60 = 33,044.76/x
  3. Step 3: Cross multiply
    56,729.40x = 85,065.60 × 33,044.76
  4. Step 4: Simplify right side
    56,729.40x = 2,810,972,336.26
  5. Step 5: Solve for x
    x = 2,810,972,336.26/56,729.40
  6. Step 6: Final answer
    x = 49,550.54

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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.