Home / 126,823.32-175,015.84-73,108.04

Finding the Fourth Proportional to 126,823.32, 175,015.84 and 73,108.04

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Solution

The fourth proportional to 126,823.32, 175,015.84 and 73,108.04 is: 100,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,823.32 : 175,015.84 = 73,108.04 : x
  2. Step 2: Convert to fraction form
    126,823.32/175,015.84 = 73,108.04/x
  3. Step 3: Cross multiply
    126,823.32x = 175,015.84 × 73,108.04
  4. Step 4: Simplify right side
    126,823.32x = 12,795,065,031.35
  5. Step 5: Solve for x
    x = 12,795,065,031.35/126,823.32
  6. Step 6: Final answer
    x = 100,888.90

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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.