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Finding the Fourth Proportional to 241,438.88, 362,160.37 and 91,638.95

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Solution

The fourth proportional to 241,438.88, 362,160.37 and 91,638.95 is: 137,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,438.88 : 362,160.37 = 91,638.95 : x
  2. Step 2: Convert to fraction form
    241,438.88/362,160.37 = 91,638.95/x
  3. Step 3: Cross multiply
    241,438.88x = 362,160.37 × 91,638.95
  4. Step 4: Simplify right side
    241,438.88x = 33,187,993,826.69
  5. Step 5: Solve for x
    x = 33,187,993,826.69/241,438.88
  6. Step 6: Final answer
    x = 137,459.20

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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.