Home / 126,802.26-175,036.55-73,133.28

Finding the Fourth Proportional to 126,802.26, 175,036.55 and 73,133.28

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Solution

The fourth proportional to 126,802.26, 175,036.55 and 73,133.28 is: 100,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,802.26 : 175,036.55 = 73,133.28 : x
  2. Step 2: Convert to fraction form
    126,802.26/175,036.55 = 73,133.28/x
  3. Step 3: Cross multiply
    126,802.26x = 175,036.55 × 73,133.28
  4. Step 4: Simplify right side
    126,802.26x = 12,800,996,655.72
  5. Step 5: Solve for x
    x = 12,800,996,655.72/126,802.26
  6. Step 6: Final answer
    x = 100,952.43

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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.