Home / 94,168.08-129,764.40-67,234.80

Finding the Fourth Proportional to 94,168.08, 129,764.40 and 67,234.80

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Solution

The fourth proportional to 94,168.08, 129,764.40 and 67,234.80 is: 92,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,168.08 : 129,764.40 = 67,234.80 : x
  2. Step 2: Convert to fraction form
    94,168.08/129,764.40 = 67,234.80/x
  3. Step 3: Cross multiply
    94,168.08x = 129,764.40 × 67,234.80
  4. Step 4: Simplify right side
    94,168.08x = 8,724,683,481.12
  5. Step 5: Solve for x
    x = 8,724,683,481.12/94,168.08
  6. Step 6: Final answer
    x = 92,650.12

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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.