Home / 255,176.52-352,182.30-153,258.26

Finding the Fourth Proportional to 255,176.52, 352,182.30 and 153,258.26

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Solution

The fourth proportional to 255,176.52, 352,182.30 and 153,258.26 is: 211,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,176.52 : 352,182.30 = 153,258.26 : x
  2. Step 2: Convert to fraction form
    255,176.52/352,182.30 = 153,258.26/x
  3. Step 3: Cross multiply
    255,176.52x = 352,182.30 × 153,258.26
  4. Step 4: Simplify right side
    255,176.52x = 53,974,846,500.80
  5. Step 5: Solve for x
    x = 53,974,846,500.80/255,176.52
  6. Step 6: Final answer
    x = 211,519.64

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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.