Home / 126,972.64-175,215.48-73,254.46

Finding the Fourth Proportional to 126,972.64, 175,215.48 and 73,254.46

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Solution

The fourth proportional to 126,972.64, 175,215.48 and 73,254.46 is: 101,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,972.64 : 175,215.48 = 73,254.46 : x
  2. Step 2: Convert to fraction form
    126,972.64/175,215.48 = 73,254.46/x
  3. Step 3: Cross multiply
    126,972.64x = 175,215.48 × 73,254.46
  4. Step 4: Simplify right side
    126,972.64x = 12,835,315,371.04
  5. Step 5: Solve for x
    x = 12,835,315,371.04/126,972.64
  6. Step 6: Final answer
    x = 101,087.25

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1.5x scale

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.