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Finding the Fourth Proportional to 230,551.20, 345,797.64 and 72,795.60

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Solution

The fourth proportional to 230,551.20, 345,797.64 and 72,795.60 is: 109,184.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,551.20 : 345,797.64 = 72,795.60 : x
  2. Step 2: Convert to fraction form
    230,551.20/345,797.64 = 72,795.60/x
  3. Step 3: Cross multiply
    230,551.20x = 345,797.64 × 72,795.60
  4. Step 4: Simplify right side
    230,551.20x = 25,172,546,682.38
  5. Step 5: Solve for x
    x = 25,172,546,682.38/230,551.20
  6. Step 6: Final answer
    x = 109,184.19

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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.