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Finding the Fourth Proportional to 241,720.34, 362,525.82 and 91,907.22

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Solution

The fourth proportional to 241,720.34, 362,525.82 and 91,907.22 is: 137,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,720.34 : 362,525.82 = 91,907.22 : x
  2. Step 2: Convert to fraction form
    241,720.34/362,525.82 = 91,907.22/x
  3. Step 3: Cross multiply
    241,720.34x = 362,525.82 × 91,907.22
  4. Step 4: Simplify right side
    241,720.34x = 33,318,740,294.42
  5. Step 5: Solve for x
    x = 33,318,740,294.42/241,720.34
  6. Step 6: Final answer
    x = 137,840.04

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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.