Home / 236,841.51-355,350.48-142,139.62

Finding the Fourth Proportional to 236,841.51, 355,350.48 and 142,139.62

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Solution

The fourth proportional to 236,841.51, 355,350.48 and 142,139.62 is: 213,262.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,841.51 : 355,350.48 = 142,139.62 : x
  2. Step 2: Convert to fraction form
    236,841.51/355,350.48 = 142,139.62/x
  3. Step 3: Cross multiply
    236,841.51x = 355,350.48 × 142,139.62
  4. Step 4: Simplify right side
    236,841.51x = 50,509,383,204.55
  5. Step 5: Solve for x
    x = 50,509,383,204.55/236,841.51
  6. Step 6: Final answer
    x = 213,262.38

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1.5x scale

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.