Home / 56,997.14-85,513.01-40,389.30

Finding the Fourth Proportional to 56,997.14, 85,513.01 and 40,389.30

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Solution

The fourth proportional to 56,997.14, 85,513.01 and 40,389.30 is: 60,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,997.14 : 85,513.01 = 40,389.30 : x
  2. Step 2: Convert to fraction form
    56,997.14/85,513.01 = 40,389.30/x
  3. Step 3: Cross multiply
    56,997.14x = 85,513.01 × 40,389.30
  4. Step 4: Simplify right side
    56,997.14x = 3,453,810,412.85
  5. Step 5: Solve for x
    x = 3,453,810,412.85/56,997.14
  6. Step 6: Final answer
    x = 60,596.21

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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.