Home / 56,973.18-85,453.05-35,850.90

Finding the Fourth Proportional to 56,973.18, 85,453.05 and 35,850.90

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Solution

The fourth proportional to 56,973.18, 85,453.05 and 35,850.90 is: 53,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,973.18 : 85,453.05 = 35,850.90 : x
  2. Step 2: Convert to fraction form
    56,973.18/85,453.05 = 35,850.90/x
  3. Step 3: Cross multiply
    56,973.18x = 85,453.05 × 35,850.90
  4. Step 4: Simplify right side
    56,973.18x = 3,063,568,750.25
  5. Step 5: Solve for x
    x = 3,063,568,750.25/56,973.18
  6. Step 6: Final answer
    x = 53,772.12

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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.