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Finding the Fourth Proportional to 232,277.66, 348,383.68 and 74,485.61

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Solution

The fourth proportional to 232,277.66, 348,383.68 and 74,485.61 is: 111,717.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,277.66 : 348,383.68 = 74,485.61 : x
  2. Step 2: Convert to fraction form
    232,277.66/348,383.68 = 74,485.61/x
  3. Step 3: Cross multiply
    232,277.66x = 348,383.68 × 74,485.61
  4. Step 4: Simplify right side
    232,277.66x = 25,949,570,918.84
  5. Step 5: Solve for x
    x = 25,949,570,918.84/232,277.66
  6. Step 6: Final answer
    x = 111,717.89

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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.