Home / 56,722.76-85,080.69-25,123.54

Finding the Fourth Proportional to 56,722.76, 85,080.69 and 25,123.54

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Solution

The fourth proportional to 56,722.76, 85,080.69 and 25,123.54 is: 37,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,722.76 : 85,080.69 = 25,123.54 : x
  2. Step 2: Convert to fraction form
    56,722.76/85,080.69 = 25,123.54/x
  3. Step 3: Cross multiply
    56,722.76x = 85,080.69 × 25,123.54
  4. Step 4: Simplify right side
    56,722.76x = 2,137,528,118.44
  5. Step 5: Solve for x
    x = 2,137,528,118.44/56,722.76
  6. Step 6: Final answer
    x = 37,683.78

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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.