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Finding the Fourth Proportional to 104,475.70, 156,606.31 and 41,270.23

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Solution

The fourth proportional to 104,475.70, 156,606.31 and 41,270.23 is: 61,862.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,475.70 : 156,606.31 = 41,270.23 : x
  2. Step 2: Convert to fraction form
    104,475.70/156,606.31 = 41,270.23/x
  3. Step 3: Cross multiply
    104,475.70x = 156,606.31 × 41,270.23
  4. Step 4: Simplify right side
    104,475.70x = 6,463,178,433.15
  5. Step 5: Solve for x
    x = 6,463,178,433.15/104,475.70
  6. Step 6: Final answer
    x = 61,862.98

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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.