Home / 255,323.36-352,332.24-140,579.60

Finding the Fourth Proportional to 255,323.36, 352,332.24 and 140,579.60

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Solution

The fourth proportional to 255,323.36, 352,332.24 and 140,579.60 is: 193,992.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,323.36 : 352,332.24 = 140,579.60 : x
  2. Step 2: Convert to fraction form
    255,323.36/352,332.24 = 140,579.60/x
  3. Step 3: Cross multiply
    255,323.36x = 352,332.24 × 140,579.60
  4. Step 4: Simplify right side
    255,323.36x = 49,530,725,366.30
  5. Step 5: Solve for x
    x = 49,530,725,366.30/255,323.36
  6. Step 6: Final answer
    x = 193,992.14

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1.5x scale

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.