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Finding the Fourth Proportional to 104,585.09, 156,942.02 and 41,394.45

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Solution

The fourth proportional to 104,585.09, 156,942.02 and 41,394.45 is: 62,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,585.09 : 156,942.02 = 41,394.45 : x
  2. Step 2: Convert to fraction form
    104,585.09/156,942.02 = 41,394.45/x
  3. Step 3: Cross multiply
    104,585.09x = 156,942.02 × 41,394.45
  4. Step 4: Simplify right side
    104,585.09x = 6,496,528,392.82
  5. Step 5: Solve for x
    x = 6,496,528,392.82/104,585.09
  6. Step 6: Final answer
    x = 62,117.16

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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.