Home / 117,332.80-175,610.40-108,001.60

Finding the Fourth Proportional to 117,332.80, 175,610.40 and 108,001.60

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Solution

The fourth proportional to 117,332.80, 175,610.40 and 108,001.60 is: 161,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,332.80 : 175,610.40 = 108,001.60 : x
  2. Step 2: Convert to fraction form
    117,332.80/175,610.40 = 108,001.60/x
  3. Step 3: Cross multiply
    117,332.80x = 175,610.40 × 108,001.60
  4. Step 4: Simplify right side
    117,332.80x = 18,966,204,176.64
  5. Step 5: Solve for x
    x = 18,966,204,176.64/117,332.80
  6. Step 6: Final answer
    x = 161,644.52

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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.