Home / 236,103.77-325,823.49-128,673.92

Finding the Fourth Proportional to 236,103.77, 325,823.49 and 128,673.92

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Solution

The fourth proportional to 236,103.77, 325,823.49 and 128,673.92 is: 177,570.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,103.77 : 325,823.49 = 128,673.92 : x
  2. Step 2: Convert to fraction form
    236,103.77/325,823.49 = 128,673.92/x
  3. Step 3: Cross multiply
    236,103.77x = 325,823.49 × 128,673.92
  4. Step 4: Simplify right side
    236,103.77x = 41,924,984,057.26
  5. Step 5: Solve for x
    x = 41,924,984,057.26/236,103.77
  6. Step 6: Final answer
    x = 177,570.16

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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.