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Finding the Fourth Proportional to 173,253.60, 260,074.80 and 133,984.80

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Solution

The fourth proportional to 173,253.60, 260,074.80 and 133,984.80 is: 201,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,253.60 : 260,074.80 = 133,984.80 : x
  2. Step 2: Convert to fraction form
    173,253.60/260,074.80 = 133,984.80/x
  3. Step 3: Cross multiply
    173,253.60x = 260,074.80 × 133,984.80
  4. Step 4: Simplify right side
    173,253.60x = 34,846,070,063.04
  5. Step 5: Solve for x
    x = 34,846,070,063.04/173,253.60
  6. Step 6: Final answer
    x = 201,127.54

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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.