Home / 126,263.30-174,262.23-80,992.34

Finding the Fourth Proportional to 126,263.30, 174,262.23 and 80,992.34

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Solution

The fourth proportional to 126,263.30, 174,262.23 and 80,992.34 is: 111,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,263.30 : 174,262.23 = 80,992.34 : x
  2. Step 2: Convert to fraction form
    126,263.30/174,262.23 = 80,992.34/x
  3. Step 3: Cross multiply
    126,263.30x = 174,262.23 × 80,992.34
  4. Step 4: Simplify right side
    126,263.30x = 14,113,905,781.32
  5. Step 5: Solve for x
    x = 14,113,905,781.32/126,263.30
  6. Step 6: Final answer
    x = 111,781.54

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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.