Home / 56,757.56-85,136.32-26,359.61

Finding the Fourth Proportional to 56,757.56, 85,136.32 and 26,359.61

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Solution

The fourth proportional to 56,757.56, 85,136.32 and 26,359.61 is: 39,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,757.56 : 85,136.32 = 26,359.61 : x
  2. Step 2: Convert to fraction form
    56,757.56/85,136.32 = 26,359.61/x
  3. Step 3: Cross multiply
    56,757.56x = 85,136.32 × 26,359.61
  4. Step 4: Simplify right side
    56,757.56x = 2,244,159,700.45
  5. Step 5: Solve for x
    x = 2,244,159,700.45/56,757.56
  6. Step 6: Final answer
    x = 39,539.40

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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.