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Finding the Fourth Proportional to 255,884.24, 353,119.22 and 141,170.01

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Solution

The fourth proportional to 255,884.24, 353,119.22 and 141,170.01 is: 194,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,884.24 : 353,119.22 = 141,170.01 : x
  2. Step 2: Convert to fraction form
    255,884.24/353,119.22 = 141,170.01/x
  3. Step 3: Cross multiply
    255,884.24x = 353,119.22 × 141,170.01
  4. Step 4: Simplify right side
    255,884.24x = 49,849,843,112.74
  5. Step 5: Solve for x
    x = 49,849,843,112.74/255,884.24
  6. Step 6: Final answer
    x = 194,814.05

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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.