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Finding the Fourth Proportional to 48,645.74, 72,837.03 and 25,222.94

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Solution

The fourth proportional to 48,645.74, 72,837.03 and 25,222.94 is: 37,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,645.74 : 72,837.03 = 25,222.94 : x
  2. Step 2: Convert to fraction form
    48,645.74/72,837.03 = 25,222.94/x
  3. Step 3: Cross multiply
    48,645.74x = 72,837.03 × 25,222.94
  4. Step 4: Simplify right side
    48,645.74x = 1,837,164,037.47
  5. Step 5: Solve for x
    x = 1,837,164,037.47/48,645.74
  6. Step 6: Final answer
    x = 37,766.19

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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.