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Finding the Fourth Proportional to 56,455.88, 84,500.46 and 41,658.68

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Solution

The fourth proportional to 56,455.88, 84,500.46 and 41,658.68 is: 62,352.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.88 : 84,500.46 = 41,658.68 : x
  2. Step 2: Convert to fraction form
    56,455.88/84,500.46 = 41,658.68/x
  3. Step 3: Cross multiply
    56,455.88x = 84,500.46 × 41,658.68
  4. Step 4: Simplify right side
    56,455.88x = 3,520,177,622.99
  5. Step 5: Solve for x
    x = 3,520,177,622.99/56,455.88
  6. Step 6: Final answer
    x = 62,352.72

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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.