Home / 74,672.04-103,051.26-41,138.04

Finding the Fourth Proportional to 74,672.04, 103,051.26 and 41,138.04

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Solution

The fourth proportional to 74,672.04, 103,051.26 and 41,138.04 is: 56,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,672.04 : 103,051.26 = 41,138.04 : x
  2. Step 2: Convert to fraction form
    74,672.04/103,051.26 = 41,138.04/x
  3. Step 3: Cross multiply
    74,672.04x = 103,051.26 × 41,138.04
  4. Step 4: Simplify right side
    74,672.04x = 4,239,326,855.93
  5. Step 5: Solve for x
    x = 4,239,326,855.93/74,672.04
  6. Step 6: Final answer
    x = 56,772.61

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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.