Home / 137,047.47-188,911.09-126,050.07

Finding the Fourth Proportional to 137,047.47, 188,911.09 and 126,050.07

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Solution

The fourth proportional to 137,047.47, 188,911.09 and 126,050.07 is: 173,751.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,047.47 : 188,911.09 = 126,050.07 : x
  2. Step 2: Convert to fraction form
    137,047.47/188,911.09 = 126,050.07/x
  3. Step 3: Cross multiply
    137,047.47x = 188,911.09 × 126,050.07
  4. Step 4: Simplify right side
    137,047.47x = 23,812,256,118.28
  5. Step 5: Solve for x
    x = 23,812,256,118.28/137,047.47
  6. Step 6: Final answer
    x = 173,751.88

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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.