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Finding the Fourth Proportional to 236,468.52, 354,702.78 and 157,736.52

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Solution

The fourth proportional to 236,468.52, 354,702.78 and 157,736.52 is: 236,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,468.52 : 354,702.78 = 157,736.52 : x
  2. Step 2: Convert to fraction form
    236,468.52/354,702.78 = 157,736.52/x
  3. Step 3: Cross multiply
    236,468.52x = 354,702.78 × 157,736.52
  4. Step 4: Simplify right side
    236,468.52x = 55,949,582,151.53
  5. Step 5: Solve for x
    x = 55,949,582,151.53/236,468.52
  6. Step 6: Final answer
    x = 236,604.78

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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.