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Finding the Fourth Proportional to 173,362.48, 260,025.09 and 117,560.77

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Solution

The fourth proportional to 173,362.48, 260,025.09 and 117,560.77 is: 176,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,362.48 : 260,025.09 = 117,560.77 : x
  2. Step 2: Convert to fraction form
    173,362.48/260,025.09 = 117,560.77/x
  3. Step 3: Cross multiply
    173,362.48x = 260,025.09 × 117,560.77
  4. Step 4: Simplify right side
    173,362.48x = 30,568,749,799.72
  5. Step 5: Solve for x
    x = 30,568,749,799.72/173,362.48
  6. Step 6: Final answer
    x = 176,328.52

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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.