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Finding the Fourth Proportional to 223,329.60, 334,994.40 and 123,796.80

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Solution

The fourth proportional to 223,329.60, 334,994.40 and 123,796.80 is: 185,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,329.60 : 334,994.40 = 123,796.80 : x
  2. Step 2: Convert to fraction form
    223,329.60/334,994.40 = 123,796.80/x
  3. Step 3: Cross multiply
    223,329.60x = 334,994.40 × 123,796.80
  4. Step 4: Simplify right side
    223,329.60x = 41,471,234,737.92
  5. Step 5: Solve for x
    x = 41,471,234,737.92/223,329.60
  6. Step 6: Final answer
    x = 185,695.20

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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.