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Finding the Fourth Proportional to 185,597.92, 278,396.77 and 67,269.07

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Solution

The fourth proportional to 185,597.92, 278,396.77 and 67,269.07 is: 100,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,597.92 : 278,396.77 = 67,269.07 : x
  2. Step 2: Convert to fraction form
    185,597.92/278,396.77 = 67,269.07/x
  3. Step 3: Cross multiply
    185,597.92x = 278,396.77 × 67,269.07
  4. Step 4: Simplify right side
    185,597.92x = 18,727,490,944.74
  5. Step 5: Solve for x
    x = 18,727,490,944.74/185,597.92
  6. Step 6: Final answer
    x = 100,903.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.