Home / 126,227.40-174,202.26-72,529.80

Finding the Fourth Proportional to 126,227.40, 174,202.26 and 72,529.80

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Solution

The fourth proportional to 126,227.40, 174,202.26 and 72,529.80 is: 100,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,227.40 : 174,202.26 = 72,529.80 : x
  2. Step 2: Convert to fraction form
    126,227.40/174,202.26 = 72,529.80/x
  3. Step 3: Cross multiply
    126,227.40x = 174,202.26 × 72,529.80
  4. Step 4: Simplify right side
    126,227.40x = 12,634,855,077.35
  5. Step 5: Solve for x
    x = 12,634,855,077.35/126,227.40
  6. Step 6: Final answer
    x = 100,095.98

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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.