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Finding the Fourth Proportional to 173,025.65, 259,046.40 and 133,331.60

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Solution

The fourth proportional to 173,025.65, 259,046.40 and 133,331.60 is: 199,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,025.65 : 259,046.40 = 133,331.60 : x
  2. Step 2: Convert to fraction form
    173,025.65/259,046.40 = 133,331.60/x
  3. Step 3: Cross multiply
    173,025.65x = 259,046.40 × 133,331.60
  4. Step 4: Simplify right side
    173,025.65x = 34,539,070,986.24
  5. Step 5: Solve for x
    x = 34,539,070,986.24/173,025.65
  6. Step 6: Final answer
    x = 199,618.21

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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.