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Finding the Fourth Proportional to 230,766.59, 345,479.52 and 134,410

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Solution

The fourth proportional to 230,766.59, 345,479.52 and 134,410 is: 201,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,766.59 : 345,479.52 = 134,410 : x
  2. Step 2: Convert to fraction form
    230,766.59/345,479.52 = 134,410/x
  3. Step 3: Cross multiply
    230,766.59x = 345,479.52 × 134,410
  4. Step 4: Simplify right side
    230,766.59x = 46,435,902,283.20
  5. Step 5: Solve for x
    x = 46,435,902,283.20/230,766.59
  6. Step 6: Final answer
    x = 201,224.55

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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.