Home / 126,931.14-175,164.66-70,342.92

Finding the Fourth Proportional to 126,931.14, 175,164.66 and 70,342.92

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Solution

The fourth proportional to 126,931.14, 175,164.66 and 70,342.92 is: 97,073.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,931.14 : 175,164.66 = 70,342.92 : x
  2. Step 2: Convert to fraction form
    126,931.14/175,164.66 = 70,342.92/x
  3. Step 3: Cross multiply
    126,931.14x = 175,164.66 × 70,342.92
  4. Step 4: Simplify right side
    126,931.14x = 12,321,593,665.21
  5. Step 5: Solve for x
    x = 12,321,593,665.21/126,931.14
  6. Step 6: Final answer
    x = 97,073.06

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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.