Home / 56,765.38-85,148.01-26,772.62

Finding the Fourth Proportional to 56,765.38, 85,148.01 and 26,772.62

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Solution

The fourth proportional to 56,765.38, 85,148.01 and 26,772.62 is: 40,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,765.38 : 85,148.01 = 26,772.62 : x
  2. Step 2: Convert to fraction form
    56,765.38/85,148.01 = 26,772.62/x
  3. Step 3: Cross multiply
    56,765.38x = 85,148.01 × 26,772.62
  4. Step 4: Simplify right side
    56,765.38x = 2,279,634,889.75
  5. Step 5: Solve for x
    x = 2,279,634,889.75/56,765.38
  6. Step 6: Final answer
    x = 40,158.90

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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.