Home / 47,161.41-70,720.25-27,445.61

Finding the Fourth Proportional to 47,161.41, 70,720.25 and 27,445.61

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Solution

The fourth proportional to 47,161.41, 70,720.25 and 27,445.61 is: 41,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,161.41 : 70,720.25 = 27,445.61 : x
  2. Step 2: Convert to fraction form
    47,161.41/70,720.25 = 27,445.61/x
  3. Step 3: Cross multiply
    47,161.41x = 70,720.25 × 27,445.61
  4. Step 4: Simplify right side
    47,161.41x = 1,940,959,909.77
  5. Step 5: Solve for x
    x = 1,940,959,909.77/47,161.41
  6. Step 6: Final answer
    x = 41,155.68

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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.