Home / 255,784.54-352,987.08-141,076.36

Finding the Fourth Proportional to 255,784.54, 352,987.08 and 141,076.36

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Solution

The fourth proportional to 255,784.54, 352,987.08 and 141,076.36 is: 194,687.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,784.54 : 352,987.08 = 141,076.36 : x
  2. Step 2: Convert to fraction form
    255,784.54/352,987.08 = 141,076.36/x
  3. Step 3: Cross multiply
    255,784.54x = 352,987.08 × 141,076.36
  4. Step 4: Simplify right side
    255,784.54x = 49,798,132,373.43
  5. Step 5: Solve for x
    x = 49,798,132,373.43/255,784.54
  6. Step 6: Final answer
    x = 194,687.81

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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.