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Finding the Fourth Proportional to 235,059.36, 323,978.04 and 169,702.08

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Solution

The fourth proportional to 235,059.36, 323,978.04 and 169,702.08 is: 233,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,059.36 : 323,978.04 = 169,702.08 : x
  2. Step 2: Convert to fraction form
    235,059.36/323,978.04 = 169,702.08/x
  3. Step 3: Cross multiply
    235,059.36x = 323,978.04 × 169,702.08
  4. Step 4: Simplify right side
    235,059.36x = 54,979,747,262.32
  5. Step 5: Solve for x
    x = 54,979,747,262.32/235,059.36
  6. Step 6: Final answer
    x = 233,897.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.