Home / 126,977.64-175,183.96-73,276.24

Finding the Fourth Proportional to 126,977.64, 175,183.96 and 73,276.24

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Solution

The fourth proportional to 126,977.64, 175,183.96 and 73,276.24 is: 101,095.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,977.64 : 175,183.96 = 73,276.24 : x
  2. Step 2: Convert to fraction form
    126,977.64/175,183.96 = 73,276.24/x
  3. Step 3: Cross multiply
    126,977.64x = 175,183.96 × 73,276.24
  4. Step 4: Simplify right side
    126,977.64x = 12,836,821,897.11
  5. Step 5: Solve for x
    x = 12,836,821,897.11/126,977.64
  6. Step 6: Final answer
    x = 101,095.14

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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.