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Finding the Fourth Proportional to 173,280.61, 259,920.73 and 65,230.14

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Solution

The fourth proportional to 173,280.61, 259,920.73 and 65,230.14 is: 97,845.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,280.61 : 259,920.73 = 65,230.14 : x
  2. Step 2: Convert to fraction form
    173,280.61/259,920.73 = 65,230.14/x
  3. Step 3: Cross multiply
    173,280.61x = 259,920.73 × 65,230.14
  4. Step 4: Simplify right side
    173,280.61x = 16,954,665,606.80
  5. Step 5: Solve for x
    x = 16,954,665,606.80/173,280.61
  6. Step 6: Final answer
    x = 97,845.14

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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.