Home / 56,704.22-78,225.66-34,003.86

Finding the Fourth Proportional to 56,704.22, 78,225.66 and 34,003.86

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Solution

The fourth proportional to 56,704.22, 78,225.66 and 34,003.86 is: 46,909.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,704.22 : 78,225.66 = 34,003.86 : x
  2. Step 2: Convert to fraction form
    56,704.22/78,225.66 = 34,003.86/x
  3. Step 3: Cross multiply
    56,704.22x = 78,225.66 × 34,003.86
  4. Step 4: Simplify right side
    56,704.22x = 2,659,974,391.05
  5. Step 5: Solve for x
    x = 2,659,974,391.05/56,704.22
  6. Step 6: Final answer
    x = 46,909.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.