Home / 126,623.20-174,810-84,244

Finding the Fourth Proportional to 126,623.20, 174,810 and 84,244

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Solution

The fourth proportional to 126,623.20, 174,810 and 84,244 is: 116,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,623.20 : 174,810 = 84,244 : x
  2. Step 2: Convert to fraction form
    126,623.20/174,810 = 84,244/x
  3. Step 3: Cross multiply
    126,623.20x = 174,810 × 84,244
  4. Step 4: Simplify right side
    126,623.20x = 14,726,693,640
  5. Step 5: Solve for x
    x = 14,726,693,640/126,623.20
  6. Step 6: Final answer
    x = 116,303.28

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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.