Home / 126,997.58-175,264.53-70,408.95

Finding the Fourth Proportional to 126,997.58, 175,264.53 and 70,408.95

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Solution

The fourth proportional to 126,997.58, 175,264.53 and 70,408.95 is: 97,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,997.58 : 175,264.53 = 70,408.95 : x
  2. Step 2: Convert to fraction form
    126,997.58/175,264.53 = 70,408.95/x
  3. Step 3: Cross multiply
    126,997.58x = 175,264.53 × 70,408.95
  4. Step 4: Simplify right side
    126,997.58x = 12,340,191,529.54
  5. Step 5: Solve for x
    x = 12,340,191,529.54/126,997.58
  6. Step 6: Final answer
    x = 97,168.72

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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.