Home / 118,628.64-177,948-35,523.36

Finding the Fourth Proportional to 118,628.64, 177,948 and 35,523.36

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Solution

The fourth proportional to 118,628.64, 177,948 and 35,523.36 is: 53,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,628.64 : 177,948 = 35,523.36 : x
  2. Step 2: Convert to fraction form
    118,628.64/177,948 = 35,523.36/x
  3. Step 3: Cross multiply
    118,628.64x = 177,948 × 35,523.36
  4. Step 4: Simplify right side
    118,628.64x = 6,321,310,865.28
  5. Step 5: Solve for x
    x = 6,321,310,865.28/118,628.64
  6. Step 6: Final answer
    x = 53,286.55

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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.