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Finding the Fourth Proportional to 225,170.64, 337,872.74 and 98,899.74

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Solution

The fourth proportional to 225,170.64, 337,872.74 and 98,899.74 is: 148,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,170.64 : 337,872.74 = 98,899.74 : x
  2. Step 2: Convert to fraction form
    225,170.64/337,872.74 = 98,899.74/x
  3. Step 3: Cross multiply
    225,170.64x = 337,872.74 × 98,899.74
  4. Step 4: Simplify right side
    225,170.64x = 33,415,525,644.59
  5. Step 5: Solve for x
    x = 33,415,525,644.59/225,170.64
  6. Step 6: Final answer
    x = 148,400.90

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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.