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Finding the Fourth Proportional to 173,634.60, 260,063.10 and 134,063.40

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Solution

The fourth proportional to 173,634.60, 260,063.10 and 134,063.40 is: 200,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,634.60 : 260,063.10 = 134,063.40 : x
  2. Step 2: Convert to fraction form
    173,634.60/260,063.10 = 134,063.40/x
  3. Step 3: Cross multiply
    173,634.60x = 260,063.10 × 134,063.40
  4. Step 4: Simplify right side
    173,634.60x = 34,864,943,400.54
  5. Step 5: Solve for x
    x = 34,864,943,400.54/173,634.60
  6. Step 6: Final answer
    x = 200,794.91

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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.