Home / 92,018.01-126,972.50-51,723.75

Finding the Fourth Proportional to 92,018.01, 126,972.50 and 51,723.75

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Solution

The fourth proportional to 92,018.01, 126,972.50 and 51,723.75 is: 71,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,018.01 : 126,972.50 = 51,723.75 : x
  2. Step 2: Convert to fraction form
    92,018.01/126,972.50 = 51,723.75/x
  3. Step 3: Cross multiply
    92,018.01x = 126,972.50 × 51,723.75
  4. Step 4: Simplify right side
    92,018.01x = 6,567,493,846.88
  5. Step 5: Solve for x
    x = 6,567,493,846.88/92,018.01
  6. Step 6: Final answer
    x = 71,371.83

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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.