Home / 126,764.63-174,923.19-75,767.13

Finding the Fourth Proportional to 126,764.63, 174,923.19 and 75,767.13

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Solution

The fourth proportional to 126,764.63, 174,923.19 and 75,767.13 is: 104,551.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,764.63 : 174,923.19 = 75,767.13 : x
  2. Step 2: Convert to fraction form
    126,764.63/174,923.19 = 75,767.13/x
  3. Step 3: Cross multiply
    126,764.63x = 174,923.19 × 75,767.13
  4. Step 4: Simplify right side
    126,764.63x = 13,253,428,076.74
  5. Step 5: Solve for x
    x = 13,253,428,076.74/126,764.63
  6. Step 6: Final answer
    x = 104,551.47

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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.