Home / 57,531.24-85,893.30-48,676.32

Finding the Fourth Proportional to 57,531.24, 85,893.30 and 48,676.32

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Solution

The fourth proportional to 57,531.24, 85,893.30 and 48,676.32 is: 72,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,531.24 : 85,893.30 = 48,676.32 : x
  2. Step 2: Convert to fraction form
    57,531.24/85,893.30 = 48,676.32/x
  3. Step 3: Cross multiply
    57,531.24x = 85,893.30 × 48,676.32
  4. Step 4: Simplify right side
    57,531.24x = 4,180,969,756.66
  5. Step 5: Solve for x
    x = 4,180,969,756.66/57,531.24
  6. Step 6: Final answer
    x = 72,673.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.