Home / 72,748.09-100,367.62-44,076.61

Finding the Fourth Proportional to 72,748.09, 100,367.62 and 44,076.61

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Solution

The fourth proportional to 72,748.09, 100,367.62 and 44,076.61 is: 60,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,748.09 : 100,367.62 = 44,076.61 : x
  2. Step 2: Convert to fraction form
    72,748.09/100,367.62 = 44,076.61/x
  3. Step 3: Cross multiply
    72,748.09x = 100,367.62 × 44,076.61
  4. Step 4: Simplify right side
    72,748.09x = 4,423,864,443.37
  5. Step 5: Solve for x
    x = 4,423,864,443.37/72,748.09
  6. Step 6: Final answer
    x = 60,810.73

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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.