Home / 53,767.54-80,415.51-47,885.92

Finding the Fourth Proportional to 53,767.54, 80,415.51 and 47,885.92

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Solution

The fourth proportional to 53,767.54, 80,415.51 and 47,885.92 is: 71,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,767.54 : 80,415.51 = 47,885.92 : x
  2. Step 2: Convert to fraction form
    53,767.54/80,415.51 = 47,885.92/x
  3. Step 3: Cross multiply
    53,767.54x = 80,415.51 × 47,885.92
  4. Step 4: Simplify right side
    53,767.54x = 3,850,770,678.62
  5. Step 5: Solve for x
    x = 3,850,770,678.62/53,767.54
  6. Step 6: Final answer
    x = 71,618.87

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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.