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Finding the Fourth Proportional to 104,515.29, 156,835.26 and 37,960.65

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Solution

The fourth proportional to 104,515.29, 156,835.26 and 37,960.65 is: 56,963.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,515.29 : 156,835.26 = 37,960.65 : x
  2. Step 2: Convert to fraction form
    104,515.29/156,835.26 = 37,960.65/x
  3. Step 3: Cross multiply
    104,515.29x = 156,835.26 × 37,960.65
  4. Step 4: Simplify right side
    104,515.29x = 5,953,568,412.52
  5. Step 5: Solve for x
    x = 5,953,568,412.52/104,515.29
  6. Step 6: Final answer
    x = 56,963.61

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1.5x scale

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.