Home / 255,203.40-352,177.26-142,026.12

Finding the Fourth Proportional to 255,203.40, 352,177.26 and 142,026.12

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Solution

The fourth proportional to 255,203.40, 352,177.26 and 142,026.12 is: 195,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,203.40 : 352,177.26 = 142,026.12 : x
  2. Step 2: Convert to fraction form
    255,203.40/352,177.26 = 142,026.12/x
  3. Step 3: Cross multiply
    255,203.40x = 352,177.26 × 142,026.12
  4. Step 4: Simplify right side
    255,203.40x = 50,018,369,790.03
  5. Step 5: Solve for x
    x = 50,018,369,790.03/255,203.40
  6. Step 6: Final answer
    x = 195,994.14

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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.