Home / 56,800.04-85,245.01-31,835.43

Finding the Fourth Proportional to 56,800.04, 85,245.01 and 31,835.43

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Solution

The fourth proportional to 56,800.04, 85,245.01 and 31,835.43 is: 47,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,800.04 : 85,245.01 = 31,835.43 : x
  2. Step 2: Convert to fraction form
    56,800.04/85,245.01 = 31,835.43/x
  3. Step 3: Cross multiply
    56,800.04x = 85,245.01 × 31,835.43
  4. Step 4: Simplify right side
    56,800.04x = 2,713,811,469.12
  5. Step 5: Solve for x
    x = 2,713,811,469.12/56,800.04
  6. Step 6: Final answer
    x = 47,778.34

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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.