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Finding the Fourth Proportional to 225,852, 338,797.62 and 59,640

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Solution

The fourth proportional to 225,852, 338,797.62 and 59,640 is: 89,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,852 : 338,797.62 = 59,640 : x
  2. Step 2: Convert to fraction form
    225,852/338,797.62 = 59,640/x
  3. Step 3: Cross multiply
    225,852x = 338,797.62 × 59,640
  4. Step 4: Simplify right side
    225,852x = 20,205,890,056.80
  5. Step 5: Solve for x
    x = 20,205,890,056.80/225,852
  6. Step 6: Final answer
    x = 89,465.18

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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.