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Finding the Fourth Proportional to 173,068.53, 259,448.49 and 93,149.43

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Solution

The fourth proportional to 173,068.53, 259,448.49 and 93,149.43 is: 139,641.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,068.53 : 259,448.49 = 93,149.43 : x
  2. Step 2: Convert to fraction form
    173,068.53/259,448.49 = 93,149.43/x
  3. Step 3: Cross multiply
    173,068.53x = 259,448.49 × 93,149.43
  4. Step 4: Simplify right side
    173,068.53x = 24,167,478,957.86
  5. Step 5: Solve for x
    x = 24,167,478,957.86/173,068.53
  6. Step 6: Final answer
    x = 139,641.09

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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.