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Finding the Fourth Proportional to 241,167.64, 361,702.20 and 91,356.28

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Solution

The fourth proportional to 241,167.64, 361,702.20 and 91,356.28 is: 137,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,167.64 : 361,702.20 = 91,356.28 : x
  2. Step 2: Convert to fraction form
    241,167.64/361,702.20 = 91,356.28/x
  3. Step 3: Cross multiply
    241,167.64x = 361,702.20 × 91,356.28
  4. Step 4: Simplify right side
    241,167.64x = 33,043,767,459.82
  5. Step 5: Solve for x
    x = 33,043,767,459.82/241,167.64
  6. Step 6: Final answer
    x = 137,015.76

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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.