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Finding the Fourth Proportional to 241,702.40, 362,553.60 and 108,646.40

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Solution

The fourth proportional to 241,702.40, 362,553.60 and 108,646.40 is: 162,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,702.40 : 362,553.60 = 108,646.40 : x
  2. Step 2: Convert to fraction form
    241,702.40/362,553.60 = 108,646.40/x
  3. Step 3: Cross multiply
    241,702.40x = 362,553.60 × 108,646.40
  4. Step 4: Simplify right side
    241,702.40x = 39,390,143,447.04
  5. Step 5: Solve for x
    x = 39,390,143,447.04/241,702.40
  6. Step 6: Final answer
    x = 162,969.60

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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.