Home / 255,274.56-352,244.16-142,081.92

Finding the Fourth Proportional to 255,274.56, 352,244.16 and 142,081.92

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Solution

The fourth proportional to 255,274.56, 352,244.16 and 142,081.92 is: 196,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,274.56 : 352,244.16 = 142,081.92 : x
  2. Step 2: Convert to fraction form
    255,274.56/352,244.16 = 142,081.92/x
  3. Step 3: Cross multiply
    255,274.56x = 352,244.16 × 142,081.92
  4. Step 4: Simplify right side
    255,274.56x = 50,047,526,561.59
  5. Step 5: Solve for x
    x = 50,047,526,561.59/255,274.56
  6. Step 6: Final answer
    x = 196,053.72

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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.