Home / 67,065.06-92,557.84-40,222.34

Finding the Fourth Proportional to 67,065.06, 92,557.84 and 40,222.34

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Solution

The fourth proportional to 67,065.06, 92,557.84 and 40,222.34 is: 55,511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,065.06 : 92,557.84 = 40,222.34 : x
  2. Step 2: Convert to fraction form
    67,065.06/92,557.84 = 40,222.34/x
  3. Step 3: Cross multiply
    67,065.06x = 92,557.84 × 40,222.34
  4. Step 4: Simplify right side
    67,065.06x = 3,722,892,910.15
  5. Step 5: Solve for x
    x = 3,722,892,910.15/67,065.06
  6. Step 6: Final answer
    x = 55,511.66

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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.