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Finding the Fourth Proportional to 255,224.58, 352,203.93 and 142,044.90

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Solution

The fourth proportional to 255,224.58, 352,203.93 and 142,044.90 is: 196,018.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,224.58 : 352,203.93 = 142,044.90 : x
  2. Step 2: Convert to fraction form
    255,224.58/352,203.93 = 142,044.90/x
  3. Step 3: Cross multiply
    255,224.58x = 352,203.93 × 142,044.90
  4. Step 4: Simplify right side
    255,224.58x = 50,028,772,016.46
  5. Step 5: Solve for x
    x = 50,028,772,016.46/255,224.58
  6. Step 6: Final answer
    x = 196,018.63

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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.