Home / 229,754.36-317,059.25-126,386.33

Finding the Fourth Proportional to 229,754.36, 317,059.25 and 126,386.33

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Solution

The fourth proportional to 229,754.36, 317,059.25 and 126,386.33 is: 174,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,754.36 : 317,059.25 = 126,386.33 : x
  2. Step 2: Convert to fraction form
    229,754.36/317,059.25 = 126,386.33/x
  3. Step 3: Cross multiply
    229,754.36x = 317,059.25 × 126,386.33
  4. Step 4: Simplify right side
    229,754.36x = 40,071,954,472.80
  5. Step 5: Solve for x
    x = 40,071,954,472.80/229,754.36
  6. Step 6: Final answer
    x = 174,412.16

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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.