Home / 56,763.87-85,145.76-26,771.12

Finding the Fourth Proportional to 56,763.87, 85,145.76 and 26,771.12

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Solution

The fourth proportional to 56,763.87, 85,145.76 and 26,771.12 is: 40,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,763.87 : 85,145.76 = 26,771.12 : x
  2. Step 2: Convert to fraction form
    56,763.87/85,145.76 = 26,771.12/x
  3. Step 3: Cross multiply
    56,763.87x = 85,145.76 × 26,771.12
  4. Step 4: Simplify right side
    56,763.87x = 2,279,446,985.94
  5. Step 5: Solve for x
    x = 2,279,446,985.94/56,763.87
  6. Step 6: Final answer
    x = 40,156.65

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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.