Home / 255,623.24-352,762.54-140,906.31

Finding the Fourth Proportional to 255,623.24, 352,762.54 and 140,906.31

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Solution

The fourth proportional to 255,623.24, 352,762.54 and 140,906.31 is: 194,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,623.24 : 352,762.54 = 140,906.31 : x
  2. Step 2: Convert to fraction form
    255,623.24/352,762.54 = 140,906.31/x
  3. Step 3: Cross multiply
    255,623.24x = 352,762.54 × 140,906.31
  4. Step 4: Simplify right side
    255,623.24x = 49,706,467,465.36
  5. Step 5: Solve for x
    x = 49,706,467,465.36/255,623.24
  6. Step 6: Final answer
    x = 194,452.07

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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.