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Finding the Fourth Proportional to 173,788.37, 260,694.39 and 55,468.62

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Solution

The fourth proportional to 173,788.37, 260,694.39 and 55,468.62 is: 83,206.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,788.37 : 260,694.39 = 55,468.62 : x
  2. Step 2: Convert to fraction form
    173,788.37/260,694.39 = 55,468.62/x
  3. Step 3: Cross multiply
    173,788.37x = 260,694.39 × 55,468.62
  4. Step 4: Simplify right side
    173,788.37x = 14,460,358,055.04
  5. Step 5: Solve for x
    x = 14,460,358,055.04/173,788.37
  6. Step 6: Final answer
    x = 83,206.71

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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.