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Finding the Fourth Proportional to 235,764.16, 325,359.84 and 133,796.32

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Solution

The fourth proportional to 235,764.16, 325,359.84 and 133,796.32 is: 184,641.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,764.16 : 325,359.84 = 133,796.32 : x
  2. Step 2: Convert to fraction form
    235,764.16/325,359.84 = 133,796.32/x
  3. Step 3: Cross multiply
    235,764.16x = 325,359.84 × 133,796.32
  4. Step 4: Simplify right side
    235,764.16x = 43,531,949,267.79
  5. Step 5: Solve for x
    x = 43,531,949,267.79/235,764.16
  6. Step 6: Final answer
    x = 184,641.93

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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.