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Finding the Fourth Proportional to 236,475, 326,335.68 and 176,097.60

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Solution

The fourth proportional to 236,475, 326,335.68 and 176,097.60 is: 243,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,475 : 326,335.68 = 176,097.60 : x
  2. Step 2: Convert to fraction form
    236,475/326,335.68 = 176,097.60/x
  3. Step 3: Cross multiply
    236,475x = 326,335.68 × 176,097.60
  4. Step 4: Simplify right side
    236,475x = 57,466,930,042.37
  5. Step 5: Solve for x
    x = 57,466,930,042.37/236,475
  6. Step 6: Final answer
    x = 243,014.82

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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.