Home / 126,994.60-175,275.48-73,272.16

Finding the Fourth Proportional to 126,994.60, 175,275.48 and 73,272.16

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Solution

The fourth proportional to 126,994.60, 175,275.48 and 73,272.16 is: 101,128.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,994.60 : 175,275.48 = 73,272.16 : x
  2. Step 2: Convert to fraction form
    126,994.60/175,275.48 = 73,272.16/x
  3. Step 3: Cross multiply
    126,994.60x = 175,275.48 × 73,272.16
  4. Step 4: Simplify right side
    126,994.60x = 12,842,813,014.64
  5. Step 5: Solve for x
    x = 12,842,813,014.64/126,994.60
  6. Step 6: Final answer
    x = 101,128.81

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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.