Home / 126,910.14-175,137.03-70,322.46

Finding the Fourth Proportional to 126,910.14, 175,137.03 and 70,322.46

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Solution

The fourth proportional to 126,910.14, 175,137.03 and 70,322.46 is: 97,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,910.14 : 175,137.03 = 70,322.46 : x
  2. Step 2: Convert to fraction form
    126,910.14/175,137.03 = 70,322.46/x
  3. Step 3: Cross multiply
    126,910.14x = 175,137.03 × 70,322.46
  4. Step 4: Simplify right side
    126,910.14x = 12,316,066,786.69
  5. Step 5: Solve for x
    x = 12,316,066,786.69/126,910.14
  6. Step 6: Final answer
    x = 97,045.57

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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.