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Finding the Fourth Proportional to 173,684.43, 260,651.21 and 73,914.71

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Solution

The fourth proportional to 173,684.43, 260,651.21 and 73,914.71 is: 110,925.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,684.43 : 260,651.21 = 73,914.71 : x
  2. Step 2: Convert to fraction form
    173,684.43/260,651.21 = 73,914.71/x
  3. Step 3: Cross multiply
    173,684.43x = 260,651.21 × 73,914.71
  4. Step 4: Simplify right side
    173,684.43x = 19,265,956,925.47
  5. Step 5: Solve for x
    x = 19,265,956,925.47/173,684.43
  6. Step 6: Final answer
    x = 110,925.07

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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.