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Finding the Fourth Proportional to 104,446.99, 156,670.21 and 37,887

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Solution

The fourth proportional to 104,446.99, 156,670.21 and 37,887 is: 56,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,446.99 : 156,670.21 = 37,887 : x
  2. Step 2: Convert to fraction form
    104,446.99/156,670.21 = 37,887/x
  3. Step 3: Cross multiply
    104,446.99x = 156,670.21 × 37,887
  4. Step 4: Simplify right side
    104,446.99x = 5,935,764,246.27
  5. Step 5: Solve for x
    x = 5,935,764,246.27/104,446.99
  6. Step 6: Final answer
    x = 56,830.40

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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.