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Finding the Fourth Proportional to 232,608, 348,957.12 and 74,838.72

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Solution

The fourth proportional to 232,608, 348,957.12 and 74,838.72 is: 112,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,608 : 348,957.12 = 74,838.72 : x
  2. Step 2: Convert to fraction form
    232,608/348,957.12 = 74,838.72/x
  3. Step 3: Cross multiply
    232,608x = 348,957.12 × 74,838.72
  4. Step 4: Simplify right side
    232,608x = 26,115,504,195.69
  5. Step 5: Solve for x
    x = 26,115,504,195.69/232,608
  6. Step 6: Final answer
    x = 112,272.60

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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.