Home / 74,746.62-103,145.43-41,212.86

Finding the Fourth Proportional to 74,746.62, 103,145.43 and 41,212.86

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Solution

The fourth proportional to 74,746.62, 103,145.43 and 41,212.86 is: 56,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,746.62 : 103,145.43 = 41,212.86 : x
  2. Step 2: Convert to fraction form
    74,746.62/103,145.43 = 41,212.86/x
  3. Step 3: Cross multiply
    74,746.62x = 103,145.43 × 41,212.86
  4. Step 4: Simplify right side
    74,746.62x = 4,250,918,166.23
  5. Step 5: Solve for x
    x = 4,250,918,166.23/74,746.62
  6. Step 6: Final answer
    x = 56,871.04

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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.