Home / 255,179.52-352,186.44-153,261.26

Finding the Fourth Proportional to 255,179.52, 352,186.44 and 153,261.26

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Solution

The fourth proportional to 255,179.52, 352,186.44 and 153,261.26 is: 211,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,179.52 : 352,186.44 = 153,261.26 : x
  2. Step 2: Convert to fraction form
    255,179.52/352,186.44 = 153,261.26/x
  3. Step 3: Cross multiply
    255,179.52x = 352,186.44 × 153,261.26
  4. Step 4: Simplify right side
    255,179.52x = 53,976,537,549.31
  5. Step 5: Solve for x
    x = 53,976,537,549.31/255,179.52
  6. Step 6: Final answer
    x = 211,523.78

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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.