Home / 255,301.92-382,496.04-142,851.24

Finding the Fourth Proportional to 255,301.92, 382,496.04 and 142,851.24

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Solution

The fourth proportional to 255,301.92, 382,496.04 and 142,851.24 is: 214,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,301.92 : 382,496.04 = 142,851.24 : x
  2. Step 2: Convert to fraction form
    255,301.92/382,496.04 = 142,851.24/x
  3. Step 3: Cross multiply
    255,301.92x = 382,496.04 × 142,851.24
  4. Step 4: Simplify right side
    255,301.92x = 54,640,033,609.09
  5. Step 5: Solve for x
    x = 54,640,033,609.09/255,301.92
  6. Step 6: Final answer
    x = 214,021.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.