Home / 175,129.97-241,685.30-103,571.33

Finding the Fourth Proportional to 175,129.97, 241,685.30 and 103,571.33

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Solution

The fourth proportional to 175,129.97, 241,685.30 and 103,571.33 is: 142,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,129.97 : 241,685.30 = 103,571.33 : x
  2. Step 2: Convert to fraction form
    175,129.97/241,685.30 = 103,571.33/x
  3. Step 3: Cross multiply
    175,129.97x = 241,685.30 × 103,571.33
  4. Step 4: Simplify right side
    175,129.97x = 25,031,668,048.81
  5. Step 5: Solve for x
    x = 25,031,668,048.81/175,129.97
  6. Step 6: Final answer
    x = 142,931.95

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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.