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Finding the Fourth Proportional to 73,090.99, 100,863.52 and 41,262.85

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Solution

The fourth proportional to 73,090.99, 100,863.52 and 41,262.85 is: 56,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,090.99 : 100,863.52 = 41,262.85 : x
  2. Step 2: Convert to fraction form
    73,090.99/100,863.52 = 41,262.85/x
  3. Step 3: Cross multiply
    73,090.99x = 100,863.52 × 41,262.85
  4. Step 4: Simplify right side
    73,090.99x = 4,161,916,296.23
  5. Step 5: Solve for x
    x = 4,161,916,296.23/73,090.99
  6. Step 6: Final answer
    x = 56,941.58

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1.5x scale

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.